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| author | Michael Halcrow <mhalcrow@us.ibm.com> | 2007-02-12 00:53:48 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-12 09:48:37 -0800 |
| commit | 9d8b8ce5561890464c54645cdea4d6b157159fec (patch) | |
| tree | 94e7f2cdd3a392806ba7b35e5d2722024ddf4098 /fs/ecryptfs/crypto.c | |
| parent | 70456600f42f85cfcbdd9d7a6029c03b6f9c5d1e (diff) | |
| download | kernel-crypto-9d8b8ce5561890464c54645cdea4d6b157159fec.tar.gz kernel-crypto-9d8b8ce5561890464c54645cdea4d6b157159fec.tar.xz kernel-crypto-9d8b8ce5561890464c54645cdea4d6b157159fec.zip | |
[PATCH] eCryptfs: convert kmap() to kmap_atomic()
Replace kmap() with kmap_atomic(). Reduce the amount of time that mappings
are held.
Signed-off-by: Michael Halcrow <mhalcrow@us.ibm.com>
Signed-off-by: Trevor Highland <tshighla@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ecryptfs/crypto.c')
| -rw-r--r-- | fs/ecryptfs/crypto.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c index 2d7db61b9d6..b817a1a39e7 100644 --- a/fs/ecryptfs/crypto.c +++ b/fs/ecryptfs/crypto.c @@ -429,10 +429,10 @@ static int ecryptfs_read_in_page(struct ecryptfs_page_crypt_context *ctx, goto out; } } else { - rc = ecryptfs_grab_and_map_lower_page(lower_page, NULL, - lower_inode, - lower_page_idx); - if (rc) { + *lower_page = grab_cache_page(lower_inode->i_mapping, + lower_page_idx); + if (!(*lower_page)) { + rc = -EINVAL; ecryptfs_printk( KERN_ERR, "Error attempting to grab and map " "lower page with index [0x%.16x]; rc = [%d]\n", |