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author | Ingo Molnar <mingo@elte.hu> | 2010-04-23 11:10:28 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2010-04-23 11:10:30 +0200 |
commit | 70bce3ba77540ebe77b8c0e1ac38d281a23fbb5e (patch) | |
tree | 34b09a49228f0949ff49dce66a433b0dfd83a2dc /fs/ecryptfs/ecryptfs_kernel.h | |
parent | 6eca8cc35b50af1037bc919106dd6dd332c959c2 (diff) | |
parent | d5a30458a90597915977f06e79406b664a41b8ac (diff) |
Merge branch 'linus' into perf/core
Merge reason: merge the latest fixes, update to latest -rc.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/ecryptfs/ecryptfs_kernel.h')
-rw-r--r-- | fs/ecryptfs/ecryptfs_kernel.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/fs/ecryptfs/ecryptfs_kernel.h b/fs/ecryptfs/ecryptfs_kernel.h index 542f625312f..bc7115403f3 100644 --- a/fs/ecryptfs/ecryptfs_kernel.h +++ b/fs/ecryptfs/ecryptfs_kernel.h @@ -273,7 +273,7 @@ struct ecryptfs_crypt_stat { u32 flags; unsigned int file_version; size_t iv_bytes; - size_t num_header_bytes_at_front; + size_t metadata_size; size_t extent_size; /* Data extent size; default is 4096 */ size_t key_size; size_t extent_shift; @@ -464,6 +464,14 @@ struct ecryptfs_daemon { extern struct mutex ecryptfs_daemon_hash_mux; +static inline size_t +ecryptfs_lower_header_size(struct ecryptfs_crypt_stat *crypt_stat) +{ + if (crypt_stat->flags & ECRYPTFS_METADATA_IN_XATTR) + return 0; + return crypt_stat->metadata_size; +} + static inline struct ecryptfs_file_info * ecryptfs_file_to_private(struct file *file) { @@ -651,6 +659,9 @@ int ecryptfs_decrypt_page(struct page *page); int ecryptfs_write_metadata(struct dentry *ecryptfs_dentry); int ecryptfs_read_metadata(struct dentry *ecryptfs_dentry); int ecryptfs_new_file_context(struct dentry *ecryptfs_dentry); +void ecryptfs_write_crypt_stat_flags(char *page_virt, + struct ecryptfs_crypt_stat *crypt_stat, + size_t *written); int ecryptfs_read_and_validate_header_region(char *data, struct inode *ecryptfs_inode); int ecryptfs_read_and_validate_xattr_region(char *page_virt, |