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Subject[GIT PULL] siginfo fix for 4.16-rc1
Linus,

Please pull the siginfo-linus branch from the git tree:

git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace.git siginfo-linus

HEAD: f20239c0d2d720d7deb8a40fd05c31849ddc8293 mm/memory_failure: update powerpc for memory_failure() API change

I had a brain fart when I received Stephen email about a compile failure
in linux-next. I thought the powerpc call to memory_failure had not
merged yet. Instead it simply failed to compile :(

Linus can you please pull Stephen's fix so that powerpc builds correctly.

Thank you,
Eric

From: Stephen Rothwell <sfr@canb.auug.org.au>
Date: Fri, 26 Jan 2018 12:05:12 +1100
Subject: [PATCH] mm/memory_failure: update powerpc for memory_failure() API change

After merging the userns tree, today's linux-next build (powerpc
allyesconfig) failed like this:

arch/powerpc/kernel/mce.c: In function 'machine_process_ue_event':
arch/powerpc/kernel/mce.c:276:5: error: too many arguments to function 'memory_failure'
memory_failure(pfn, SIGBUS, 0);
^~~~~~~~~~~~~~
In file included from include/linux/pid_namespace.h:7:0,
from include/linux/ptrace.h:10,
from arch/powerpc/kernel/mce.c:27:
include/linux/mm.h:2571:12: note: declared here
extern int memory_failure(unsigned long pfn, int flags);
^~~~~~~~~~~~~~

Caused by commit

83b57531c58f ("mm/memory_failure: Remove unused trapno from memory_failure")

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
---
arch/powerpc/kernel/mce.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/kernel/mce.c b/arch/powerpc/kernel/mce.c
index 742e4658c5dc..71e8a1b8c86e 100644
--- a/arch/powerpc/kernel/mce.c
+++ b/arch/powerpc/kernel/mce.c
@@ -273,7 +273,7 @@ static void machine_process_ue_event(struct work_struct *work)

pfn = evt->u.ue_error.physical_address >>
PAGE_SHIFT;
- memory_failure(pfn, SIGBUS, 0);
+ memory_failure(pfn, 0);
} else
pr_warn("Failed to identify bad address from "
"where the uncorrectable error (UE) "
--
2.14.1
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