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author | Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> | 2005-09-03 15:54:57 -0700 |
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committer | Linus Torvalds <torvalds@evo.osdl.org> | 2005-09-05 00:05:45 -0700 |
commit | 9b4ee40ebbbaf3f8c775b023d89ceedda1167d79 (patch) | |
tree | e227c96cf51beaa942fefa64277618e5cfc71217 /include/asm-x86_64/pgtable.h | |
parent | 4944e76d81801b8e60ed3e7789443f210c16ed65 (diff) | |
download | op-kernel-dev-9b4ee40ebbbaf3f8c775b023d89ceedda1167d79.zip op-kernel-dev-9b4ee40ebbbaf3f8c775b023d89ceedda1167d79.tar.gz |
[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.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/asm-x86_64/pgtable.h b/include/asm-x86_64/pgtable.h index 4e167b5..20476d1 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 */ |