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Commit 3d5ede6f authored by Jeff Dike's avatar Jeff Dike Committed by Linus Torvalds
Browse files

uml: stub needs to tolerate SIGWINCH 



We lost the marking of SIGWINCH as being OK to receive during stub
execution, causing a panic should that happen.

Cc: Benedict Verheyen <benedict.verheyen@gmail.com>
Signed-off-by: default avatarJeff Dike <jdike@linux.intel.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 8bfd04b9

arch/um/os-Linux/skas/process.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -55,7 +55,7 @@ static int ptrace_dump_regs(int pid) 
 * Signals that are OK to receive in the stub - we'll just continue it.

 * Signals that are OK to receive in the stub - we'll just continue it.

 * SIGWINCH will happen when UML is inside a detached screen.

 * SIGWINCH will happen when UML is inside a detached screen.

 */

 */

#define STUB_SIG_MASK (1 << SIGVTALRM)

#define STUB_SIG_MASK ((1 << SIGVTALRM) | (1 << SIGWINCH))





/* Signals that the stub will finish with - anything else is an error */

/* Signals that the stub will finish with - anything else is an error */

#define STUB_DONE_MASK (1 << SIGTRAP)

#define STUB_DONE_MASK (1 << SIGTRAP)