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authorHari Bathini <hbathini@linux.vnet.ibm.com>2017-05-08 15:56:21 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-05-08 17:15:11 -0700
commit51dbd92520d4344fef78481b1bcbc3a7de32b69b (patch)
treecc299f31730e340de10f3bb8fbf7bcc48471b319 /kernel/kexec_core.c
parentcrash: move crashkernel parsing and vmcore related code under CONFIG_CRASH_CORE (diff)
downloadlinux-dev-51dbd92520d4344fef78481b1bcbc3a7de32b69b.tar.xz
linux-dev-51dbd92520d4344fef78481b1bcbc3a7de32b69b.zip
ia64: reuse append_elf_note() and final_note() functions
Get rid of multiple definitions of append_elf_note() & final_note() functions. Reuse these functions compiled under CONFIG_CRASH_CORE Also, define Elf_Word and use it instead of generic u32 or the more specific Elf64_Word. Link: http://lkml.kernel.org/r/149035342324.6881.11667840929850361402.stgit@hbathini.in.ibm.com Signed-off-by: Hari Bathini <hbathini@linux.vnet.ibm.com> Acked-by: Dave Young <dyoung@redhat.com> Acked-by: Tony Luck <tony.luck@intel.com> Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: Eric Biederman <ebiederm@xmission.com> Cc: Mahesh Salgaonkar <mahesh@linux.vnet.ibm.com> Cc: Vivek Goyal <vgoyal@redhat.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/kexec_core.c')
-rw-r--r--kernel/kexec_core.c28
1 files changed, 0 insertions, 28 deletions
diff --git a/kernel/kexec_core.c b/kernel/kexec_core.c
index 9dd722912850..ae1a3ba24df5 100644
--- a/kernel/kexec_core.c
+++ b/kernel/kexec_core.c
@@ -990,34 +990,6 @@ unlock:
return ret;
}
-static u32 *append_elf_note(u32 *buf, char *name, unsigned type, void *data,
- size_t data_len)
-{
- struct elf_note note;
-
- note.n_namesz = strlen(name) + 1;
- note.n_descsz = data_len;
- note.n_type = type;
- memcpy(buf, &note, sizeof(note));
- buf += (sizeof(note) + 3)/4;
- memcpy(buf, name, note.n_namesz);
- buf += (note.n_namesz + 3)/4;
- memcpy(buf, data, note.n_descsz);
- buf += (note.n_descsz + 3)/4;
-
- return buf;
-}
-
-static void final_note(u32 *buf)
-{
- struct elf_note note;
-
- note.n_namesz = 0;
- note.n_descsz = 0;
- note.n_type = 0;
- memcpy(buf, &note, sizeof(note));
-}
-
void crash_save_cpu(struct pt_regs *regs, int cpu)
{
struct elf_prstatus prstatus;