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authorRoland McGrath <roland@redhat.com>2007-01-26 03:56:48 -0500
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-01-26 16:50:58 -0500
commite5b97dde514f9bd43f9e525451d0a863c4fc8a9a (patch)
treee1096d4446c5dab878b50b7001cd58ab9ce5fa45 /include
parentb6558c4a2378af06f2beca6c8a3304e21d1cf135 (diff)
[PATCH] Add VM_ALWAYSDUMP
This patch adds the VM_ALWAYSDUMP flag for vm_flags in vm_area_struct. This provides a clean explicit way to have a vma always included in core dumps, as is needed for vDSO's. Signed-off-by: Roland McGrath <roland@redhat.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Paul Mackerras <paulus@samba.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Andi Kleen <ak@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/mm.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 76912231af41..2d2c08d5f473 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -168,6 +168,7 @@ extern unsigned int kobjsize(const void *objp);
168#define VM_NONLINEAR 0x00800000 /* Is non-linear (remap_file_pages) */ 168#define VM_NONLINEAR 0x00800000 /* Is non-linear (remap_file_pages) */
169#define VM_MAPPED_COPY 0x01000000 /* T if mapped copy of data (nommu mmap) */ 169#define VM_MAPPED_COPY 0x01000000 /* T if mapped copy of data (nommu mmap) */
170#define VM_INSERTPAGE 0x02000000 /* The vma has had "vm_insert_page()" done on it */ 170#define VM_INSERTPAGE 0x02000000 /* The vma has had "vm_insert_page()" done on it */
171#define VM_ALWAYSDUMP 0x04000000 /* Always include in core dumps */
171 172
172#ifndef VM_STACK_DEFAULT_FLAGS /* arch can override this */ 173#ifndef VM_STACK_DEFAULT_FLAGS /* arch can override this */
173#define VM_STACK_DEFAULT_FLAGS VM_DATA_DEFAULT_FLAGS 174#define VM_STACK_DEFAULT_FLAGS VM_DATA_DEFAULT_FLAGS