diff options
| author | jhb <jhb@FreeBSD.org> | 2001-03-07 03:37:06 +0000 |
|---|---|---|
| committer | jhb <jhb@FreeBSD.org> | 2001-03-07 03:37:06 +0000 |
| commit | 9cd254601baefc2dc9c953abe9747717374ff8b1 (patch) | |
| tree | ac4298224e8af28e8b2f904a43a2925c21dfc798 /sys/kern/sys_generic.c | |
| parent | ace71d59bf35fa6d911520ec855d0100773422a8 (diff) | |
| download | FreeBSD-src-9cd254601baefc2dc9c953abe9747717374ff8b1.zip FreeBSD-src-9cd254601baefc2dc9c953abe9747717374ff8b1.tar.gz | |
Grab the process lock while calling psignal and before calling psignal.
Diffstat (limited to 'sys/kern/sys_generic.c')
| -rw-r--r-- | sys/kern/sys_generic.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sys/kern/sys_generic.c b/sys/kern/sys_generic.c index b5a9c41..a779711 100644 --- a/sys/kern/sys_generic.c +++ b/sys/kern/sys_generic.c @@ -411,8 +411,11 @@ dofilewrite(p, fp, fd, buf, nbyte, offset, flags) if (auio.uio_resid != cnt && (error == ERESTART || error == EINTR || error == EWOULDBLOCK)) error = 0; - if (error == EPIPE) + if (error == EPIPE) { + PROC_LOCK(p); psignal(p, SIGPIPE); + PROC_UNLOCK(p); + } } cnt -= auio.uio_resid; #ifdef KTRACE @@ -504,8 +507,11 @@ writev(p, uap) if (auio.uio_resid != cnt && (error == ERESTART || error == EINTR || error == EWOULDBLOCK)) error = 0; - if (error == EPIPE) + if (error == EPIPE) { + PROC_LOCK(p); psignal(p, SIGPIPE); + PROC_UNLOCK(p); + } } cnt -= auio.uio_resid; #ifdef KTRACE |
