diff options
| author | Hans Rosenfeld <hans.rosenfeld@amd.com> | 2008-02-23 18:23:31 -0500 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-23 20:12:13 -0500 |
| commit | 745329c4a2a25efbf5ba6cd7842e07840e4e9775 (patch) | |
| tree | 832467aaac5c2a7905cd0d08a47026e5158fb35d | |
| parent | 8936b6dba234c994dc4c168818376197abc2faac (diff) | |
/proc/pid/pagemap: fix PM_SPECIAL macro
There seems to be a bug in the PM_SPECIAL macro for /proc/pid/pagemap. I
think masking out those other bits makes more sense then setting all those
mask bits.
Signed-off-by: Hans Rosenfeld <Hans.Rosenfeld@amd.com>
Acked-by: Matt Mackall <mpm@selenic.com>
Cc: Dave Hansen <haveblue@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | fs/proc/task_mmu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index 49958cffbd8d..6dc0334815f7 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c | |||
| @@ -531,7 +531,7 @@ struct pagemapread { | |||
| 531 | #define PM_RESERVED_BITS 3 | 531 | #define PM_RESERVED_BITS 3 |
| 532 | #define PM_RESERVED_OFFSET (64 - PM_RESERVED_BITS) | 532 | #define PM_RESERVED_OFFSET (64 - PM_RESERVED_BITS) |
| 533 | #define PM_RESERVED_MASK (((1LL<<PM_RESERVED_BITS)-1) << PM_RESERVED_OFFSET) | 533 | #define PM_RESERVED_MASK (((1LL<<PM_RESERVED_BITS)-1) << PM_RESERVED_OFFSET) |
| 534 | #define PM_SPECIAL(nr) (((nr) << PM_RESERVED_OFFSET) | PM_RESERVED_MASK) | 534 | #define PM_SPECIAL(nr) (((nr) << PM_RESERVED_OFFSET) & PM_RESERVED_MASK) |
| 535 | #define PM_NOT_PRESENT PM_SPECIAL(1LL) | 535 | #define PM_NOT_PRESENT PM_SPECIAL(1LL) |
| 536 | #define PM_SWAP PM_SPECIAL(2LL) | 536 | #define PM_SWAP PM_SPECIAL(2LL) |
| 537 | #define PM_END_OF_BUFFER 1 | 537 | #define PM_END_OF_BUFFER 1 |