From: Jeff Dike <jdike@addtoit.com>
To: akpm@osdl.org
Cc: linux-kernel@vger.kernel.org,
user-mode-linux-devel@lists.sourceforge.net
Subject: [PATCH 4/4] UML - Fix a crash under screen
Date: Mon, 15 Aug 2005 19:25:08 -0400 [thread overview]
Message-ID: <200508152325.j7FNP8Br009015@ccure.user-mode-linux.org> (raw)
Running UML inside a detached screen delivers SIGWINCH when UML is not
expecting it. This patch ignores them.
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Index: linux-2.6.13-rc6/arch/um/kernel/skas/process.c
===================================================================
--- linux-2.6.13-rc6.orig/arch/um/kernel/skas/process.c 2005-08-13 09:02:43.000000000 -0400
+++ linux-2.6.13-rc6/arch/um/kernel/skas/process.c 2005-08-13 09:03:15.000000000 -0400
@@ -61,7 +61,11 @@
CATCH_EINTR(n = waitpid(pid, &status, WUNTRACED));
} while((n >= 0) && WIFSTOPPED(status) &&
- (WSTOPSIG(status) == SIGVTALRM));
+ ((WSTOPSIG(status) == SIGVTALRM) ||
+ /* running UML inside a detached screen can cause
+ * SIGWINCHes
+ */
+ (WSTOPSIG(status) == SIGWINCH)));
if((n < 0) || !WIFSTOPPED(status) ||
(WSTOPSIG(status) != SIGUSR1 && WSTOPSIG(status) != SIGTRAP)){
reply other threads:[~2005-08-15 23:31 UTC|newest]
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