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authorRussell King <rmk+kernel@arm.linux.org.uk>2016-08-02 14:05:54 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-08-02 19:35:26 -0400
commitdc5cccacf4272da4aba20a1fc0804d59d985ab32 (patch)
treee4161e326bdbffb02114a7f2bfce9fb4c5f8109c
parent966fab00b0e19e0db3cb11d81bda5d0940176d5e (diff)
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kexec: don't invoke OOM-killer for control page allocation
If we are unable to find a suitable page when allocating the control page, do not invoke the OOM-killer: killing processes probably isn't going to help. Link: http://lkml.kernel.org/r/E1b8ko9-0004HG-R5@rmk-PC.armlinux.org.uk Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> Reviewed-by: Pratyush Anand <panand@redhat.com> Acked-by: Baoquan He <bhe@redhat.com> Cc: Keerthy <j-keerthy@ti.com> Cc: Vitaly Andrianov <vitalya@ti.com> Cc: Eric Biederman <ebiederm@xmission.com> Cc: Dave Young <dyoung@redhat.com> Cc: Vivek Goyal <vgoyal@redhat.com> Cc: Simon Horman <horms@verge.net.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--include/linux/kexec.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/kexec.h b/include/linux/kexec.h
index e8acb2b43dd9..ce2fe197f583 100644
--- a/include/linux/kexec.h
+++ b/include/linux/kexec.h
@@ -41,7 +41,7 @@
#endif
#ifndef KEXEC_CONTROL_MEMORY_GFP
-#define KEXEC_CONTROL_MEMORY_GFP GFP_KERNEL
+#define KEXEC_CONTROL_MEMORY_GFP (GFP_KERNEL | __GFP_NORETRY)
#endif
#ifndef KEXEC_CONTROL_PAGE_SIZE