extent-tree.c (8c2a3ca20f6233677ac3222c6506174010eb414f) extent-tree.c (f248679e86fead40cc78e724c7181d6bec1a2046)
1/*
2 * Copyright (C) 2007 Oracle. All rights reserved.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public
6 * License v2 as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful,

--- 4331 unchanged lines hidden (view full) ---

4340 unsigned nr_extents = 0;
4341 int extra_reserve = 0;
4342 int flush = 1;
4343 int ret;
4344
4345 /* Need to be holding the i_mutex here if we aren't free space cache */
4346 if (btrfs_is_free_space_inode(root, inode))
4347 flush = 0;
1/*
2 * Copyright (C) 2007 Oracle. All rights reserved.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public
6 * License v2 as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful,

--- 4331 unchanged lines hidden (view full) ---

4340 unsigned nr_extents = 0;
4341 int extra_reserve = 0;
4342 int flush = 1;
4343 int ret;
4344
4345 /* Need to be holding the i_mutex here if we aren't free space cache */
4346 if (btrfs_is_free_space_inode(root, inode))
4347 flush = 0;
4348 else
4349 WARN_ON(!mutex_is_locked(&inode->i_mutex));
4350
4351 if (flush && btrfs_transaction_in_commit(root->fs_info))
4352 schedule_timeout(1);
4353
4348
4349 if (flush && btrfs_transaction_in_commit(root->fs_info))
4350 schedule_timeout(1);
4351
4352 mutex_lock(&BTRFS_I(inode)->delalloc_mutex);
4354 num_bytes = ALIGN(num_bytes, root->sectorsize);
4355
4356 spin_lock(&BTRFS_I(inode)->lock);
4357 BTRFS_I(inode)->outstanding_extents++;
4358
4359 if (BTRFS_I(inode)->outstanding_extents >
4360 BTRFS_I(inode)->reserved_extents)
4361 nr_extents = BTRFS_I(inode)->outstanding_extents -

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4400
4401 if (to_free) {
4402 btrfs_block_rsv_release(root, block_rsv, to_free);
4403 trace_btrfs_space_reservation(root->fs_info,
4404 "delalloc",
4405 btrfs_ino(inode),
4406 to_free, 0);
4407 }
4353 num_bytes = ALIGN(num_bytes, root->sectorsize);
4354
4355 spin_lock(&BTRFS_I(inode)->lock);
4356 BTRFS_I(inode)->outstanding_extents++;
4357
4358 if (BTRFS_I(inode)->outstanding_extents >
4359 BTRFS_I(inode)->reserved_extents)
4360 nr_extents = BTRFS_I(inode)->outstanding_extents -

--- 38 unchanged lines hidden (view full) ---

4399
4400 if (to_free) {
4401 btrfs_block_rsv_release(root, block_rsv, to_free);
4402 trace_btrfs_space_reservation(root->fs_info,
4403 "delalloc",
4404 btrfs_ino(inode),
4405 to_free, 0);
4406 }
4407 mutex_unlock(&BTRFS_I(inode)->delalloc_mutex);
4408 return ret;
4409 }
4410
4411 spin_lock(&BTRFS_I(inode)->lock);
4412 if (extra_reserve) {
4413 BTRFS_I(inode)->delalloc_meta_reserved = 1;
4414 nr_extents--;
4415 }
4416 BTRFS_I(inode)->reserved_extents += nr_extents;
4417 spin_unlock(&BTRFS_I(inode)->lock);
4408 return ret;
4409 }
4410
4411 spin_lock(&BTRFS_I(inode)->lock);
4412 if (extra_reserve) {
4413 BTRFS_I(inode)->delalloc_meta_reserved = 1;
4414 nr_extents--;
4415 }
4416 BTRFS_I(inode)->reserved_extents += nr_extents;
4417 spin_unlock(&BTRFS_I(inode)->lock);
4418 mutex_unlock(&BTRFS_I(inode)->delalloc_mutex);
4418
4419 if (to_reserve)
4420 trace_btrfs_space_reservation(root->fs_info,"delalloc",
4421 btrfs_ino(inode), to_reserve, 1);
4422 block_rsv_add_bytes(block_rsv, to_reserve, 1);
4423
4424 return 0;
4425}

--- 3493 unchanged lines hidden --- 		4419
4420 if (to_reserve)
4421 trace_btrfs_space_reservation(root->fs_info,"delalloc",
4422 btrfs_ino(inode), to_reserve, 1);
4423 block_rsv_add_bytes(block_rsv, to_reserve, 1);
4424
4425 return 0;
4426}

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