From 16eb72956496594d023a7d7cd14a86404ad195ad Mon Sep 17 00:00:00 2001 From: "Aneesh Kumar K.V" Date: Tue, 19 Aug 2008 21:16:54 -0400 Subject: ext4: make sure ext4_has_free_blocks returns 0 for ENOSPC Fix ext4_has_free_blocks() to return 0 when we don't have enough space. Signed-off-by: Aneesh Kumar K.V Signed-off-by: Mingming Cao Signed-off-by: "Theodore Ts'o" --- fs/ext4/balloc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c index 1ae5004e93f..e9fa960ba6d 100644 --- a/fs/ext4/balloc.c +++ b/fs/ext4/balloc.c @@ -1626,6 +1626,9 @@ ext4_fsblk_t ext4_has_free_blocks(struct ext4_sb_info *sbi, free_blocks = percpu_counter_sum_and_set(&sbi->s_freeblocks_counter); #endif + if (free_blocks <= root_blocks) + /* we don't have free space */ + return 0; if (free_blocks - root_blocks < nblocks) return free_blocks - root_blocks; return nblocks; -- cgit