The patch titled
always reserve elfcore header memory in crash kernel
has been added to the -mm tree. Its filename is
kdump-ia64-always-reserve-elfcore-header-memory-in-crash-kernel.patch
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------------------------------------------------------
Subject: always reserve elfcore header memory in crash kernel
From: Simon Horman <horms@xxxxxxxxxxxx>
elfcore header memory needs to be reserved in a crash kernel. This means
that the relevant code should be protected by CONFIG_CRASH_DUMP rather
than CONFIG_PROC_VMCORE.
Signed-off-by: Simon Horman <horms@xxxxxxxxxxxx>
Cc: Vivek Goyal <vgoyal@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/ia64/kernel/efi.c | 2 +-
arch/ia64/kernel/setup.c | 4 +---
2 files changed, 2 insertions(+), 4 deletions(-)
diff -puN arch/ia64/kernel/efi.c~kdump-ia64-always-reserve-elfcore-header-memory-in-crash-kernel arch/ia64/kernel/efi.c
--- a/arch/ia64/kernel/efi.c~kdump-ia64-always-reserve-elfcore-header-memory-in-crash-kernel
+++ a/arch/ia64/kernel/efi.c
@@ -1334,7 +1334,7 @@ kdump_find_rsvd_region (unsigned long si
}
#endif
-#ifdef CONFIG_PROC_VMCORE
+#ifdef CONFIG_CRASH_DUMP
/* locate the size find a the descriptor at a certain address */
unsigned long __init
vmcore_find_descriptor_size (unsigned long address)
diff -puN arch/ia64/kernel/setup.c~kdump-ia64-always-reserve-elfcore-header-memory-in-crash-kernel arch/ia64/kernel/setup.c
--- a/arch/ia64/kernel/setup.c~kdump-ia64-always-reserve-elfcore-header-memory-in-crash-kernel
+++ a/arch/ia64/kernel/setup.c
@@ -352,7 +352,7 @@ reserve_memory (void)
}
#endif
-#ifdef CONFIG_PROC_VMCORE
+#ifdef CONFIG_CRASH_KERNEL
if (reserve_elfcorehdr(&rsvd_region[n].start,
&rsvd_region[n].end) == 0)
n++;
@@ -496,9 +496,7 @@ static int __init parse_elfcorehdr(char
return 0;
}
early_param("elfcorehdr", parse_elfcorehdr);
-#endif
-#ifdef CONFIG_PROC_VMCORE
int __init reserve_elfcorehdr(unsigned long *start, unsigned long *end)
{
unsigned long length;
_
Patches currently in -mm which might be from horms@xxxxxxxxxxxx are
origin.patch
linux-next.patch
kdump-make-elfcorehdr_addr-independent-of-config_proc_vmcore.patch
kdump-update-elfcorehdr-documentation-to-reflect-supported-architectures.patch
kdump-use-is_kdump_kernel-in-sba_init.patch
kdump-add-is_vmcore_usable-and-vmcore_unusable.patch
kdump-use-is_vmcore_usable-and-vmcore_unusable-in-reserve_elfcorehdr.patch
kdump-ia64-always-reserve-elfcore-header-memory-in-crash-kernel.patch
--
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