Commit bc7e97cbdd4bef162e5772c74ee2cc4487a2d997
Committed by
Mark Fasheh
1 parent
4e9563fd55
Exists in
master
and in
20 other branches
[PATCH] Fix possibly too long write in o2hb_setup_one_bio()
We should subtract start of our IO from PAGE_CACHE_SIZE to get the right length of the write we want to perform. Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
Showing 1 changed file with 1 additions and 1 deletions Side-by-side Diff
fs/ocfs2/cluster/heartbeat.c
... | ... | @@ -267,7 +267,7 @@ |
267 | 267 | current_page = cs / spp; |
268 | 268 | page = reg->hr_slot_data[current_page]; |
269 | 269 | |
270 | - vec_len = min(PAGE_CACHE_SIZE, | |
270 | + vec_len = min(PAGE_CACHE_SIZE - vec_start, | |
271 | 271 | (max_slots-cs) * (PAGE_CACHE_SIZE/spp) ); |
272 | 272 | |
273 | 273 | mlog(ML_HB_BIO, "page %d, vec_len = %u, vec_start = %u\n", |