Add workaround for a QoS-related bug in VMWare Workstation.

Submitted by:	yuripv
Differential Revision:	https://reviews.freebsd.org/D18636
This commit is contained in:
Dag-Erling Smørgrav 2019-03-27 15:17:29 +00:00
parent 0967215db7
commit 77c2fe20df
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=345579
2 changed files with 25 additions and 0 deletions

View File

@ -16,6 +16,9 @@
__RCSID("$FreeBSD$");
#include <sys/types.h>
#ifdef VMWARE_GUEST_WORKAROUND
#include <sys/sysctl.h>
#endif
#include <sys/stat.h>
#include <sys/socket.h>
#include <sys/wait.h>
@ -1954,6 +1957,15 @@ fill_default_options(Options * options)
{
char *all_cipher, *all_mac, *all_kex, *all_key;
int r;
#ifdef VMWARE_GUEST_WORKAROUND
char scval[7]; /* "vmware\0" */
size_t scsiz = sizeof(scval);
int vmwguest = 0;
if (sysctlbyname("kern.vm_guest", scval, &scsiz, NULL, 0) == 0 &&
strcmp(scval, "vmware") == 0)
vmwguest = 1;
#endif
if (options->forward_agent == -1)
options->forward_agent = 0;
@ -2088,8 +2100,18 @@ fill_default_options(Options * options)
if (options->visual_host_key == -1)
options->visual_host_key = 0;
if (options->ip_qos_interactive == -1)
#ifdef VMWARE_GUEST_WORKAROUND
if (vmwguest)
options->ip_qos_interactive = IPTOS_LOWDELAY;
else
#endif
options->ip_qos_interactive = IPTOS_DSCP_AF21;
if (options->ip_qos_bulk == -1)
#ifdef VMWARE_GUEST_WORKAROUND
if (vmwguest)
options->ip_qos_bulk = IPTOS_THROUGHPUT;
else
#endif
options->ip_qos_bulk = IPTOS_DSCP_CS1;
if (options->request_tty == -1)
options->request_tty = REQUEST_TTY_AUTO;

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@ -37,6 +37,9 @@ LIBADD+= crypto
CFLAGS+= -DXAUTH_PATH=\"${LOCALBASE}/bin/xauth\"
.endif
# Workaround VMware Workstation NAT bug
CFLAGS+=-DVMWARE_GUEST_WORKAROUND
.include <bsd.prog.mk>
.PATH: ${SSHDIR}