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Commit 32fc932e authored by David Sterba's avatar David Sterba
Browse files

btrfs: fallocate: use GFP_KERNEL 



Fallocate is initiated from userspace and is not on the critical
writeback path, we don't need to use GFP_NOFS for allocations.

Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 74e4d827

fs/btrfs/file.c

+3 −3
Original line number Diff line number Diff line
@@ -2611,7 +2611,7 @@ static int add_falloc_range(struct list_head *head, u64 start, u64 len) 
		return 0;

	}

insert:

	range = kmalloc(sizeof(*range), GFP_NOFS);

	range = kmalloc(sizeof(*range), GFP_KERNEL);

	if (!range)

		return -ENOMEM;

	range->start = start;
@@ -2712,7 +2712,7 @@ static long btrfs_fallocate(struct file *file, int mode, 
			btrfs_put_ordered_extent(ordered);

			unlock_extent_cached(&BTRFS_I(inode)->io_tree,

					     alloc_start, locked_end,

					     &cached_state, GFP_NOFS);

					     &cached_state, GFP_KERNEL);

			/*

			 * we can't wait on the range with the transaction

			 * running or with the extent lock held
@@ -2806,7 +2806,7 @@ static long btrfs_fallocate(struct file *file, int mode, 
	}

out_unlock:

	unlock_extent_cached(&BTRFS_I(inode)->io_tree, alloc_start, locked_end,

			     &cached_state, GFP_NOFS);

			     &cached_state, GFP_KERNEL);

out:

	/*

	 * As we waited the extent range, the data_rsv_map must be empty