diff options
| author | Keith Packard <keithp@keithp.com> | 2008-12-15 11:38:00 -0800 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2008-12-15 11:47:12 -0800 |
| commit | 6d671b2dee7d2e5481399f0bdb3323a0250a075d (patch) | |
| tree | 2940327b1b142e1a0358410b9d88b3d0831515a3 /hw/xfree86 | |
| parent | 8f17a31aa721e42925cd6b4616ccad90497818f3 (diff) | |
When disabling SIGIO tracking, use SIG_IGN instead of SIG_DFL.
This avoids a race condition for drivers which mis-order the fd close and
signal disable.
Signed-off-by: Keith Packard <keithp@keithp.com>
(cherry picked from commit 29a5b0596b396d3e4a8a014cacd3e3ef77467ab7)
Diffstat (limited to 'hw/xfree86')
| -rw-r--r-- | hw/xfree86/os-support/shared/sigio.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/xfree86/os-support/shared/sigio.c b/hw/xfree86/os-support/shared/sigio.c index f51131c6b..92bdd2988 100644 --- a/hw/xfree86/os-support/shared/sigio.c +++ b/hw/xfree86/os-support/shared/sigio.c @@ -229,7 +229,7 @@ xf86RemoveSIGIOHandler(int fd) sigemptyset(&sa.sa_mask); sigaddset(&sa.sa_mask, SIGIO); sa.sa_flags = 0; - sa.sa_handler = SIG_DFL; + sa.sa_handler = SIG_IGN; sigaction(SIGIO, &sa, &osa); } } |