Commit 8790bad7 authored by Chris Mason's avatar Chris Mason
Browse files

Btrfs: Only limit btree writeback for pdflush 



Signed-off-by: default avatarChris Mason <chris.mason@oracle.com>
parent 793955bc

fs/btrfs/disk-io.c

+1 −1
Original line number Diff line number Diff line
@@ -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;