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authorRichard Weinberger <richard@nod.at>2011-05-24 17:13:04 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-25 08:39:42 -0700
commitdb271cf03f5fe39feab8e1b1818c0880c7290c5c (patch)
tree4624b82259d3ea5c9ddf832fb78c8958dcba0e46 /arch/um/os-Linux
parent607647ab04cb7c23616fb5c5dc8bad86f410226d (diff)
um: fix crash while os_dump_core()
os_dump_core() emits SIGTERM to terminate all UML processes. Kernel threads have to exit on SIGTERM instead of calling last_ditch_exit(). Multiple calls to last_ditch_exit() can cause a crash. Signed-off-by: Richard Weinberger <richard@nod.at> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/um/os-Linux')
-rw-r--r--arch/um/os-Linux/process.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/um/os-Linux/process.c b/arch/um/os-Linux/process.c
index e0477c3ee89..0c45dc8efb0 100644
--- a/arch/um/os-Linux/process.c
+++ b/arch/um/os-Linux/process.c
@@ -253,6 +253,7 @@ void init_new_thread_signals(void)
SA_ONSTACK | SA_RESTART, SIGUSR1, SIGIO, SIGWINCH, SIGALRM,
SIGVTALRM, -1);
signal(SIGWINCH, SIG_IGN);
+ signal(SIGTERM, SIG_DFL);
}
int run_kernel_thread(int (*fn)(void *), void *arg, jmp_buf **jmp_ptr)