This is a note to let you know that I've just added the patch titled f2fs: fix wrong max cost initialization to the 4.11-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: f2fs-fix-wrong-max-cost-initialization.patch and it can be found in the queue-4.11 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From c541a51b8ce81d003b02ed67ad3604a2e6220e3e Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim <jaegeuk@xxxxxxxxxx> Date: Sat, 25 Mar 2017 00:03:02 -0700 Subject: f2fs: fix wrong max cost initialization From: Jaegeuk Kim <jaegeuk@xxxxxxxxxx> commit c541a51b8ce81d003b02ed67ad3604a2e6220e3e upstream. This patch fixes missing increased max cost caused by a patch that we increased cose of data segments in greedy algorithm. Fixes: b9cd20619 "f2fs: node segment is prior to data segment selected victim" Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- fs/f2fs/gc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -182,7 +182,7 @@ static unsigned int get_max_cost(struct if (p->alloc_mode == SSR) return sbi->blocks_per_seg; if (p->gc_mode == GC_GREEDY) - return sbi->blocks_per_seg * p->ofs_unit; + return 2 * sbi->blocks_per_seg * p->ofs_unit; else if (p->gc_mode == GC_CB) return UINT_MAX; else /* No other gc_mode */ Patches currently in stable-queue which might be from jaegeuk@xxxxxxxxxx are queue-4.11/f2fs-fix-wrong-max-cost-initialization.patch queue-4.11/f2fs-make-flush-bios-explicitely-sync.patch queue-4.11/revert-f2fs-put-allocate_segment-after-refresh_sit_entry.patch queue-4.11/f2fs-check-entire-encrypted-bigname-when-finding-a-dentry.patch queue-4.11/f2fs-fix-multiple-f2fs_add_link-having-same-name-for-inline-dentry.patch queue-4.11/f2fs-fix-fs-corruption-due-to-zero-inode-page.patch