hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Btrfs: Only limit btree writeback for pdflush 

Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2007-11-26 19:47:05 -05:00
parent 793955bca6
commit 8790bad7fb
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
fs/btrfs/disk-io.c
View File

@ -210,7 +210,7 @@ static int btree_writepages(struct address_space *mapping,
{
struct extent_map_tree *tree;
tree = &BTRFS_I(mapping->host)->extent_tree;
if (wbc->sync_mode == WB_SYNC_NONE) {
if (wbc->sync_mode == WB_SYNC_NONE && current_is_pdflush()) {
u64 num_dirty;
u64 start = 0;
unsigned long thresh = 96 * 1024 * 1024;