diff options
Diffstat (limited to 'fs/ext4')
-rw-r--r-- | fs/ext4/inode.c | 6 | ||||
-rw-r--r-- | fs/ext4/mballoc.c | 2 |
2 files changed, 4 insertions, 4 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 618ca95cbb59..0282ec78cf8f 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c | |||
@@ -2932,7 +2932,7 @@ retry: | |||
2932 | ret = write_cache_pages(mapping, wbc, __mpage_da_writepage, | 2932 | ret = write_cache_pages(mapping, wbc, __mpage_da_writepage, |
2933 | &mpd); | 2933 | &mpd); |
2934 | /* | 2934 | /* |
2935 | * If we have a contigous extent of pages and we | 2935 | * If we have a contiguous extent of pages and we |
2936 | * haven't done the I/O yet, map the blocks and submit | 2936 | * haven't done the I/O yet, map the blocks and submit |
2937 | * them for I/O. | 2937 | * them for I/O. |
2938 | */ | 2938 | */ |
@@ -5370,7 +5370,7 @@ static int ext4_index_trans_blocks(struct inode *inode, int nrblocks, int chunk) | |||
5370 | * worse case, the indexs blocks spread over different block groups | 5370 | * worse case, the indexs blocks spread over different block groups |
5371 | * | 5371 | * |
5372 | * If datablocks are discontiguous, they are possible to spread over | 5372 | * If datablocks are discontiguous, they are possible to spread over |
5373 | * different block groups too. If they are contiugous, with flexbg, | 5373 | * different block groups too. If they are contiuguous, with flexbg, |
5374 | * they could still across block group boundary. | 5374 | * they could still across block group boundary. |
5375 | * | 5375 | * |
5376 | * Also account for superblock, inode, quota and xattr blocks | 5376 | * Also account for superblock, inode, quota and xattr blocks |
@@ -5446,7 +5446,7 @@ int ext4_writepage_trans_blocks(struct inode *inode) | |||
5446 | * Calculate the journal credits for a chunk of data modification. | 5446 | * Calculate the journal credits for a chunk of data modification. |
5447 | * | 5447 | * |
5448 | * This is called from DIO, fallocate or whoever calling | 5448 | * This is called from DIO, fallocate or whoever calling |
5449 | * ext4_get_blocks() to map/allocate a chunk of contigous disk blocks. | 5449 | * ext4_get_blocks() to map/allocate a chunk of contiguous disk blocks. |
5450 | * | 5450 | * |
5451 | * journal buffers for data blocks are not included here, as DIO | 5451 | * journal buffers for data blocks are not included here, as DIO |
5452 | * and fallocate do no need to journal data buffers. | 5452 | * and fallocate do no need to journal data buffers. |
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index bba12824defa..74e495dabe09 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c | |||
@@ -142,7 +142,7 @@ | |||
142 | * 2 blocks and the order of allocation is >= sbi->s_mb_order2_reqs. The | 142 | * 2 blocks and the order of allocation is >= sbi->s_mb_order2_reqs. The |
143 | * value of s_mb_order2_reqs can be tuned via | 143 | * value of s_mb_order2_reqs can be tuned via |
144 | * /sys/fs/ext4/<partition>/mb_order2_req. If the request len is equal to | 144 | * /sys/fs/ext4/<partition>/mb_order2_req. If the request len is equal to |
145 | * stripe size (sbi->s_stripe), we try to search for contigous block in | 145 | * stripe size (sbi->s_stripe), we try to search for contiguous block in |
146 | * stripe size. This should result in better allocation on RAID setups. If | 146 | * stripe size. This should result in better allocation on RAID setups. If |
147 | * not, we search in the specific group using bitmap for best extents. The | 147 | * not, we search in the specific group using bitmap for best extents. The |
148 | * tunable min_to_scan and max_to_scan control the behaviour here. | 148 | * tunable min_to_scan and max_to_scan control the behaviour here. |