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Btrfs: Only limit btree writeback for pdflush

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
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Chris Mason
2007-11-26 19:47:05 -05:00
parent 793955bca6
commit 8790bad7fb
1 changed files with 1 additions and 1 deletions
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fs/btrfs/disk-io.c
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@@ -210,7 +210,7 @@ static int btree_writepages(struct address_space *mapping,
{ {
struct extent_map_tree *tree; struct extent_map_tree *tree;
tree = &BTRFS_I(mapping->host)->extent_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 num_dirty;
u64 start = 0; u64 start = 0;
unsigned long thresh = 96 * 1024 * 1024; unsigned long thresh = 96 * 1024 * 1024;