The patch titled
Subject: kexec: set KEXEC_TYPE_CRASH before sanity_check_segment_list()
has been added to the -mm tree. Its filename is
kexec-set-kexec_type_crash-before-sanity_check_segment_list.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/kexec-set-kexec_type_crash-before-sanity_check_segment_list.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/kexec-set-kexec_type_crash-before-sanity_check_segment_list.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Xunlei Pang <xlpang@xxxxxxxxxx>
Subject: kexec: set KEXEC_TYPE_CRASH before sanity_check_segment_list()
sanity_check_segment_list() checks KEXEC_TYPE_CRASH flag to ensure all the
segments of the loaded crash kernel are within the kernel crash resource
limits, so set the flag beforehand.
Signed-off-by: Xunlei Pang <xlpang@xxxxxxxxxx>
Acked-by: Dave Young <dyoung@xxxxxxxxxx>
Cc: Eric Biederman <ebiederm@xxxxxxxxxxxx>
Cc: Vivek Goyal <vgoyal@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/kexec.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff -puN kernel/kexec.c~kexec-set-kexec_type_crash-before-sanity_check_segment_list kernel/kexec.c
--- a/kernel/kexec.c~kexec-set-kexec_type_crash-before-sanity_check_segment_list
+++ a/kernel/kexec.c
@@ -63,16 +63,16 @@ static int kimage_alloc_init(struct kima
if (ret)
goto out_free_image;
- ret = sanity_check_segment_list(image);
- if (ret)
- goto out_free_image;
-
- /* Enable the special crash kernel control page allocation policy. */
if (kexec_on_panic) {
+ /* Enable special crash kernel control page alloc policy. */
image->control_page = crashk_res.start;
image->type = KEXEC_TYPE_CRASH;
}
+ ret = sanity_check_segment_list(image);
+ if (ret)
+ goto out_free_image;
+
/*
* Find a location for the control code buffer, and add it
* the vector of segments so that it's pages will also be
_
Patches currently in -mm which might be from xlpang@xxxxxxxxxx are
kexec-set-kexec_type_crash-before-sanity_check_segment_list.patch
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