sync with OpenBSD -current
This commit is contained in:
parent
8f3269c13c
commit
da785accdf
GPG Key ID:
F42C07F07E2E35B7
@ -1,4 +1,4 @@
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# $OpenBSD: Makefile,v 1.1.1.1 2023/04/23 13:43:46 tb Exp $
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# $OpenBSD: Makefile,v 1.2 2023/12/17 08:32:26 tb Exp $
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C2SP_TESTVECTORS = /usr/local/share/c2sp-testvectors/
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@ -18,7 +18,7 @@ cctv: cctv.go
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OSSL_LIB = /usr/local/lib/eopenssl
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OSSL_INC = /usr/local/include/eopenssl
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. for V in 11 30 31
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. for V in 11 31 32
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. if exists(/usr/local/bin/eopenssl$V)
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PROGS += cctv-openssl$V
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SRCS_cctv-openssl$V =
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@ -1,4 +1,4 @@
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/* $OpenBSD: fuse_device.c,v 1.39 2023/09/08 20:00:28 mvs Exp $ */
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/* $OpenBSD: fuse_device.c,v 1.40 2023/12/16 22:17:08 mvs Exp $ */
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/*
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* Copyright (c) 2012-2013 Sylvestre Gallon <ccna.syl@gmail.com>
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*
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@ -19,13 +19,14 @@
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#include <sys/systm.h>
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#include <sys/fcntl.h>
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#include <sys/ioctl.h>
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#include <sys/event.h>
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#include <sys/malloc.h>
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#include <sys/mount.h>
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#include <sys/rwlock.h>
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#include <sys/stat.h>
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#include <sys/statvfs.h>
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#include <sys/vnode.h>
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#include <sys/fusebuf.h>
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#include <sys/selinfo.h>
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#include "fusefs_node.h"
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#include "fusefs.h"
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@ -36,18 +37,24 @@
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#define DPRINTF(fmt, arg...)
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#endif
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/*
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* Locks used to protect struct members and global data
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* l fd_lock
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*/
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SIMPLEQ_HEAD(fusebuf_head, fusebuf);
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struct fuse_d {
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struct rwlock fd_lock;
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struct fusefs_mnt *fd_fmp;
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int fd_unit;
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/*fusebufs queues*/
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struct fusebuf_head fd_fbufs_in;
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struct fusebuf_head fd_fbufs_in; /* [l] */
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struct fusebuf_head fd_fbufs_wait;
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/* kq fields */
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struct selinfo fd_rsel;
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struct klist fd_rklist; /* [l] */
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LIST_ENTRY(fuse_d) fd_list;
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};
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@ -67,12 +74,16 @@ int fusewrite(dev_t, struct uio *, int);
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int fusekqfilter(dev_t dev, struct knote *kn);
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int filt_fuse_read(struct knote *, long);
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void filt_fuse_rdetach(struct knote *);
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int filt_fuse_modify(struct kevent *, struct knote *);
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int filt_fuse_process(struct knote *, struct kevent *);
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static const struct filterops fuse_rd_filtops = {
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.f_flags = FILTEROP_ISFD,
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.f_flags = FILTEROP_ISFD | FILTEROP_MPSAFE,
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.f_attach = NULL,
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.f_detach = filt_fuse_rdetach,
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.f_event = filt_fuse_read,
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.f_modify = filt_fuse_modify,
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.f_process = filt_fuse_process,
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};
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#ifdef FUSE_DEBUG
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@ -142,6 +153,7 @@ fuse_device_cleanup(dev_t dev)
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/* clear FIFO IN */
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lprev = NULL;
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rw_enter_write(&fd->fd_lock);
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SIMPLEQ_FOREACH_SAFE(f, &fd->fd_fbufs_in, fb_next, ftmp) {
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DPRINTF("cleanup unprocessed msg in sc_fbufs_in\n");
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if (lprev == NULL)
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@ -155,6 +167,7 @@ fuse_device_cleanup(dev_t dev)
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wakeup(f);
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lprev = f;
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}
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rw_exit_write(&fd->fd_lock);
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/* clear FIFO WAIT*/
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lprev = NULL;
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@ -182,9 +195,11 @@ fuse_device_queue_fbuf(dev_t dev, struct fusebuf *fbuf)
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if (fd == NULL)
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return;
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rw_enter_write(&fd->fd_lock);
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SIMPLEQ_INSERT_TAIL(&fd->fd_fbufs_in, fbuf, fb_next);
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knote_locked(&fd->fd_rklist, 0);
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rw_exit_write(&fd->fd_lock);
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stat_fbufs_in++;
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selwakeup(&fd->fd_rsel);
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}
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void
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@ -221,6 +236,9 @@ fuseopen(dev_t dev, int flags, int fmt, struct proc * p)
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fd->fd_unit = unit;
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SIMPLEQ_INIT(&fd->fd_fbufs_in);
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SIMPLEQ_INIT(&fd->fd_fbufs_wait);
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rw_init(&fd->fd_lock, "fusedlk");
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klist_init_rwlock(&fd->fd_rklist, &fd->fd_lock);
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LIST_INSERT_HEAD(&fuse_d_list, fd, fd_list);
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stat_opened_fusedev++;
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@ -278,6 +296,7 @@ fuseioctl(dev_t dev, u_long cmd, caddr_t addr, int flags, struct proc *p)
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ioexch = (struct fb_ioctl_xch *)addr;
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/* Looking for uuid in fd_fbufs_in */
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rw_enter_write(&fd->fd_lock);
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SIMPLEQ_FOREACH(fbuf, &fd->fd_fbufs_in, fb_next) {
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if (fbuf->fb_uuid == ioexch->fbxch_uuid)
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break;
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@ -285,6 +304,7 @@ fuseioctl(dev_t dev, u_long cmd, caddr_t addr, int flags, struct proc *p)
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lastfbuf = fbuf;
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}
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if (fbuf == NULL) {
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rw_exit_write(&fd->fd_lock);
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printf("fuse: Cannot find fusebuf\n");
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return (EINVAL);
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}
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@ -295,6 +315,8 @@ fuseioctl(dev_t dev, u_long cmd, caddr_t addr, int flags, struct proc *p)
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else
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SIMPLEQ_REMOVE_AFTER(&fd->fd_fbufs_in, lastfbuf,
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fb_next);
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rw_exit_write(&fd->fd_lock);
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stat_fbufs_in--;
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/* Do not handle fbufs with bad len */
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@ -385,22 +407,23 @@ fuseread(dev_t dev, struct uio *uio, int ioflag)
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void *tmpaddr;
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int error = 0;
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/* We get the whole fusebuf or nothing */
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if (uio->uio_resid != FUSEBUFSIZE)
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return (EINVAL);
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fd = fuse_lookup(minor(dev));
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if (fd == NULL)
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return (ENXIO);
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rw_enter_write(&fd->fd_lock);
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if (SIMPLEQ_EMPTY(&fd->fd_fbufs_in)) {
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if (ioflag & O_NONBLOCK)
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return (EAGAIN);
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error = EAGAIN;
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goto end;
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}
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fbuf = SIMPLEQ_FIRST(&fd->fd_fbufs_in);
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/* We get the whole fusebuf or nothing */
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if (uio->uio_resid != FUSEBUFSIZE)
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return (EINVAL);
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/* Do not send kernel pointers */
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memcpy(&hdr.fh_next, &fbuf->fb_next, sizeof(fbuf->fb_next));
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memset(&fbuf->fb_next, 0, sizeof(fbuf->fb_next));
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@ -426,6 +449,7 @@ fuseread(dev_t dev, struct uio *uio, int ioflag)
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}
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end:
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rw_exit_write(&fd->fd_lock);
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return (error);
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}
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@ -519,7 +543,7 @@ fusekqfilter(dev_t dev, struct knote *kn)
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switch (kn->kn_filter) {
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case EVFILT_READ:
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klist = &fd->fd_rsel.si_note;
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klist = &fd->fd_rklist;
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kn->kn_fop = &fuse_rd_filtops;
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break;
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case EVFILT_WRITE:
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@ -530,7 +554,7 @@ fusekqfilter(dev_t dev, struct knote *kn)
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kn->kn_hook = fd;
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klist_insert_locked(klist, kn);
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klist_insert(klist, kn);
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return (0);
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}
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@ -539,9 +563,9 @@ void
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filt_fuse_rdetach(struct knote *kn)
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{
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struct fuse_d *fd = kn->kn_hook;
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struct klist *klist = &fd->fd_rsel.si_note;
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struct klist *klist = &fd->fd_rklist;
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klist_remove_locked(klist, kn);
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klist_remove(klist, kn);
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}
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int
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@ -550,8 +574,36 @@ filt_fuse_read(struct knote *kn, long hint)
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struct fuse_d *fd = kn->kn_hook;
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int event = 0;
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rw_assert_wrlock(&fd->fd_lock);
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if (!SIMPLEQ_EMPTY(&fd->fd_fbufs_in))
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event = 1;
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return (event);
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}
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int
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filt_fuse_modify(struct kevent *kev, struct knote *kn)
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{
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struct fuse_d *fd = kn->kn_hook;
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int active;
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rw_enter_write(&fd->fd_lock);
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active = knote_modify(kev, kn);
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rw_exit_write(&fd->fd_lock);
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return (active);
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}
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int
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filt_fuse_process(struct knote *kn, struct kevent *kev)
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{
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struct fuse_d *fd = kn->kn_hook;
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int active;
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rw_enter_write(&fd->fd_lock);
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active = knote_process(kn, kev);
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rw_exit_write(&fd->fd_lock);
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return (active);
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}
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@ -1,4 +1,4 @@
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/* $OpenBSD: if_pflow.c,v 1.105 2023/12/12 12:38:52 mvs Exp $ */
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/* $OpenBSD: if_pflow.c,v 1.106 2023/12/16 22:16:02 mvs Exp $ */
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/*
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* Copyright (c) 2011 Florian Obser <florian@narrans.de>
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@ -297,9 +297,9 @@ pflow_clone_destroy(struct ifnet *ifp)
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error = 0;
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NET_LOCK();
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rw_enter_write(&sc->sc_lock);
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sc->sc_dying = 1;
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NET_UNLOCK();
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rw_exit_write(&sc->sc_lock);
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KERNEL_ASSERT_LOCKED();
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SMR_SLIST_REMOVE_LOCKED(&pflowif_list, sc, pflow_softc, sc_next);
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@ -483,6 +483,7 @@ pflow_set(struct pflow_softc *sc, struct pflowreq *pflowr)
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sc->so = NULL;
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}
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NET_LOCK();
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mtx_enter(&sc->sc_mtx);
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/* error check is above */
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@ -504,6 +505,7 @@ pflow_set(struct pflow_softc *sc, struct pflowreq *pflowr)
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}
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mtx_leave(&sc->sc_mtx);
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NET_UNLOCK();
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return (0);
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}
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@ -515,18 +517,33 @@ pflowioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
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struct pflow_softc *sc = ifp->if_softc;
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struct ifreq *ifr = (struct ifreq *)data;
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struct pflowreq pflowr;
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int error;
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if (sc->sc_dying)
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return ENXIO;
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int error = 0;
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switch (cmd) {
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case SIOCSIFADDR:
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case SIOCSIFDSTADDR:
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case SIOCSIFFLAGS:
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case SIOCSIFMTU:
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case SIOCGETPFLOW:
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case SIOCSETPFLOW:
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break;
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default:
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return (ENOTTY);
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}
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/* XXXSMP: enforce lock order */
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NET_UNLOCK();
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rw_enter_write(&sc->sc_lock);
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if (sc->sc_dying) {
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error = ENXIO;
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goto out;
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}
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switch (cmd) {
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case SIOCSIFADDR:
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case SIOCSIFDSTADDR:
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case SIOCSIFFLAGS:
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/* XXXSMP: enforce lock order */
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NET_UNLOCK();
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rw_enter_read(&sc->sc_lock);
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NET_LOCK();
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if ((ifp->if_flags & IFF_UP) && sc->so != NULL) {
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ifp->if_flags |= IFF_RUNNING;
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@ -537,60 +554,53 @@ pflowioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
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mtx_leave(&sc->sc_mtx);
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} else
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ifp->if_flags &= ~IFF_RUNNING;
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rw_exit_read(&sc->sc_lock);
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NET_UNLOCK();
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break;
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case SIOCSIFMTU:
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if (ifr->ifr_mtu < PFLOW_MINMTU)
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return (EINVAL);
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if (ifr->ifr_mtu < PFLOW_MINMTU) {
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error = EINVAL;
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goto out;
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}
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if (ifr->ifr_mtu > MCLBYTES)
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ifr->ifr_mtu = MCLBYTES;
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NET_LOCK();
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if (ifr->ifr_mtu < ifp->if_mtu)
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pflow_flush(sc);
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mtx_enter(&sc->sc_mtx);
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pflow_setmtu(sc, ifr->ifr_mtu);
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mtx_leave(&sc->sc_mtx);
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NET_UNLOCK();
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break;
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case SIOCGETPFLOW:
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bzero(&pflowr, sizeof(pflowr));
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/* XXXSMP: enforce lock order */
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NET_UNLOCK();
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rw_enter_read(&sc->sc_lock);
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NET_LOCK();
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if (sc->sc_flowsrc != NULL)
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memcpy(&pflowr.flowsrc, sc->sc_flowsrc,
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sc->sc_flowsrc->sa_len);
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if (sc->sc_flowdst != NULL)
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memcpy(&pflowr.flowdst, sc->sc_flowdst,
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sc->sc_flowdst->sa_len);
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rw_exit_read(&sc->sc_lock);
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mtx_enter(&sc->sc_mtx);
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pflowr.version = sc->sc_version;
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mtx_leave(&sc->sc_mtx);
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if ((error = copyout(&pflowr, ifr->ifr_data,
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sizeof(pflowr))))
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return (error);
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if ((error = copyout(&pflowr, ifr->ifr_data, sizeof(pflowr))))
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goto out;
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break;
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case SIOCSETPFLOW:
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if ((error = suser(p)) != 0)
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return (error);
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if ((error = copyin(ifr->ifr_data, &pflowr,
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sizeof(pflowr))))
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return (error);
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goto out;
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if ((error = copyin(ifr->ifr_data, &pflowr, sizeof(pflowr))))
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goto out;
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/* XXXSMP breaks atomicity */
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NET_UNLOCK();
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rw_enter_write(&sc->sc_lock);
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error = pflow_set(sc, &pflowr);
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NET_LOCK();
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if (error != 0) {
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rw_exit_write(&sc->sc_lock);
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return (error);
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}
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if (error != 0)
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goto out;
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NET_LOCK();
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if ((ifp->if_flags & IFF_UP) && sc->so != NULL) {
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ifp->if_flags |= IFF_RUNNING;
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mtx_enter(&sc->sc_mtx);
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@ -599,14 +609,16 @@ pflowioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
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mtx_leave(&sc->sc_mtx);
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} else
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ifp->if_flags &= ~IFF_RUNNING;
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rw_exit_write(&sc->sc_lock);
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NET_UNLOCK();
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break;
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default:
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return (ENOTTY);
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}
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return (0);
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out:
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rw_exit_write(&sc->sc_lock);
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NET_LOCK();
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return (error);
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}
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int
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@ -1,4 +1,4 @@
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/* $OpenBSD: if_pflow.h,v 1.22 2023/12/12 00:03:31 mvs Exp $ */
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/* $OpenBSD: if_pflow.h,v 1.23 2023/12/16 22:16:02 mvs Exp $ */
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/*
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* Copyright (c) 2008 Henning Brauer <henning@openbsd.org>
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@ -174,7 +174,6 @@ struct pflow_ipfix_flow6 {
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/*
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* Locks used to protect struct members and global data
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* I immutable after creation
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* N net lock
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* m this pflow_softc' `sc_mtx'
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* p this pflow_softc' `sc_lock'
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*/
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@ -183,7 +182,7 @@ struct pflow_softc {
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struct mutex sc_mtx;
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struct rwlock sc_lock;
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int sc_dying; /* [N] */
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int sc_dying; /* [p] */
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struct ifnet sc_if;
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unsigned int sc_count; /* [m] */
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|
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