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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-09-22 09:12:37 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-09-22 09:12:37 -0700 |
| commit | b68e9d4581cbb211be3e174d3445b4917aacbcf6 (patch) | |
| tree | c7ea337b623abacdb546d30a39037dd029f20a34 /drivers/char | |
| parent | 62f1b494d82272819570d715eb6633887a9fde20 (diff) | |
| parent | 692ebd17c2905313fff3c504c249c6a0faad16ec (diff) | |
| download | linux-b68e9d4581cbb211be3e174d3445b4917aacbcf6.tar.bz2 | |
Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block
* 'for-linus' of git://git.kernel.dk/linux-2.6-block:
bdi: Fix warnings in __mark_inode_dirty for /dev/zero and friends
char: Mark /dev/zero and /dev/kmem as not capable of writeback
bdi: Initialize noop_backing_dev_info properly
cfq-iosched: fix a kernel OOPs when usb key is inserted
block: fix blk_rq_map_kern bio direction flag
cciss: freeing uninitialized data on error path
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/mem.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/char/mem.c b/drivers/char/mem.c index a398ecdbd758..1f528fad3516 100644 --- a/drivers/char/mem.c +++ b/drivers/char/mem.c @@ -788,10 +788,11 @@ static const struct file_operations zero_fops = { /* * capabilities for /dev/zero * - permits private mappings, "copies" are taken of the source of zeros + * - no writeback happens */ static struct backing_dev_info zero_bdi = { .name = "char/mem", - .capabilities = BDI_CAP_MAP_COPY, + .capabilities = BDI_CAP_MAP_COPY | BDI_CAP_NO_ACCT_AND_WRITEBACK, }; static const struct file_operations full_fops = { |