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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2015-04-23 12:04:33 -0700 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2015-05-28 15:41:52 -0700 |
| commit | 4375a33664de17af9032b5f491a49bd256670927 (patch) | |
| tree | 7c083fd9fafecaac1e6b49d5c60abe1ecbe68ece /fs/f2fs/checkpoint.c | |
| parent | fcc85a4d86b5018f08717160c89c0eb50afd1dca (diff) | |
f2fs crypto: add encryption support in read/write paths
This patch adds encryption support in read and write paths.
Note that, in f2fs, we need to consider cleaning operation.
In cleaning procedure, we must avoid encrypting and decrypting written blocks.
So, this patch implements move_encrypted_block().
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/checkpoint.c')
| -rw-r--r-- | fs/f2fs/checkpoint.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index a61d4b06e05a..7b7a9d8bd6ca 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -56,6 +56,7 @@ struct page *get_meta_page(struct f2fs_sb_info *sbi, pgoff_t index) .type = META, .rw = READ_SYNC | REQ_META | REQ_PRIO, .blk_addr = index, + .encrypted_page = NULL, }; repeat: page = grab_cache_page(mapping, index); @@ -122,7 +123,8 @@ int ra_meta_pages(struct f2fs_sb_info *sbi, block_t start, int nrpages, int type struct f2fs_io_info fio = { .sbi = sbi, .type = META, - .rw = READ_SYNC | REQ_META | REQ_PRIO + .rw = READ_SYNC | REQ_META | REQ_PRIO, + .encrypted_page = NULL, }; for (; nrpages-- > 0; blkno++) { |