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authorBernhard Walle <bwalle@suse.de>2007-10-17 02:31:22 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-17 11:43:06 -0400
commit4fd45090d6aed83e3978689d8dc98ce16b9689dd (patch)
tree8b15fe952f10e832c17347e6efd939125ef3571d /Documentation
parentf00b51654ec919620aec911b4c3fa4ef3952bb6d (diff)
Express new ELF32 mechanisms in documentation
This patch reflects the http://git.kernel.org/?p=linux/kernel/git/horms/kexec-tools-testing.git;a=commit;h=b9c3648e690ad0dad12389659673206213a09760 change in kexec-tools-testing also now in the kernel documentation. Signed-off-by: Bernhard Walle <bwalle@suse.de> Cc: "Randy.Dunlap" <rdunlap@xenotime.net> Cc: Vivek Goyal <vgoyal@in.ibm.com> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Cc: Haren Myneni <hbabu@us.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/kdump/kdump.txt12
1 files changed, 7 insertions, 5 deletions
diff --git a/Documentation/kdump/kdump.txt b/Documentation/kdump/kdump.txt
index 68aa1650973a..a9a411d8b978 100644
--- a/Documentation/kdump/kdump.txt
+++ b/Documentation/kdump/kdump.txt
@@ -301,11 +301,13 @@ For ppc64:
301Notes on loading the dump-capture kernel: 301Notes on loading the dump-capture kernel:
302 302
303* By default, the ELF headers are stored in ELF64 format to support 303* By default, the ELF headers are stored in ELF64 format to support
304 systems with more than 4GB memory. The --elf32-core-headers option can 304 systems with more than 4GB memory. On i386, kexec automatically checks if
305 be used to force the generation of ELF32 headers. This is necessary 305 the physical RAM size exceeds the 4 GB limit and if not, uses ELF32.
306 because GDB currently cannot open vmcore files with ELF64 headers on 306 So, on non-PAE systems, ELF32 is always used.
307 32-bit systems. ELF32 headers can be used on non-PAE systems (that is, 307
308 less than 4GB of memory). 308 The --elf32-core-headers option can be used to force the generation of ELF32
309 headers. This is necessary because GDB currently cannot open vmcore files
310 with ELF64 headers on 32-bit systems.
309 311
310* The "irqpoll" boot parameter reduces driver initialization failures 312* The "irqpoll" boot parameter reduces driver initialization failures
311 due to shared interrupts in the dump-capture kernel. 313 due to shared interrupts in the dump-capture kernel.