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authorPaolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>2005-09-03 15:54:57 -0700
committerLinus Torvalds <torvalds@evo.osdl.org>2005-09-05 00:05:45 -0700
commit9b4ee40ebbbaf3f8c775b023d89ceedda1167d79 (patch)
treee227c96cf51beaa942fefa64277618e5cfc71217 /include/asm-x86_64/pgtable.h
parent4944e76d81801b8e60ed3e7789443f210c16ed65 (diff)
[PATCH] mm: correct _PAGE_FILE comment
_PAGE_FILE does not indicate whether a file is in page / swap cache, it is set just for non-linear PTE's. Correct the comment for i386, x86_64, UML. Also clearify _PAGE_NONE. Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> Cc: Hugh Dickins <hugh@veritas.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-x86_64/pgtable.h')
-rw-r--r--include/asm-x86_64/pgtable.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/asm-x86_64/pgtable.h b/include/asm-x86_64/pgtable.h
index 4e167b5ea8f..20476d12989 100644
--- a/include/asm-x86_64/pgtable.h
+++ b/include/asm-x86_64/pgtable.h
@@ -143,7 +143,7 @@ extern inline void pgd_clear (pgd_t * pgd)
#define _PAGE_ACCESSED 0x020
#define _PAGE_DIRTY 0x040
#define _PAGE_PSE 0x080 /* 2MB page */
-#define _PAGE_FILE 0x040 /* set:pagecache, unset:swap */
+#define _PAGE_FILE 0x040 /* nonlinear file mapping, saved PTE; unset:swap */
#define _PAGE_GLOBAL 0x100 /* Global TLB entry */
#define _PAGE_PROTNONE 0x080 /* If not present */