From: Qu Wenruo <wqu@suse.com>
To: linux-btrfs@vger.kernel.org
Cc: dsterba@suse.cz
Subject: [PATCH] btrfs: extent-tree: Use round up to replace align macro
Date: Tue, 21 Nov 2017 13:54:45 +0800 [thread overview]
Message-ID: <20171121055445.13972-1-wqu@suse.com> (raw)
To save reader seconds before checking if it's rounding up or down.
Signed-off-by: Qu Wenruo <wqu@suse.com>
---
fs/btrfs/extent-tree.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 309a109069f1..8ab18e25cb91 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -2054,7 +2054,7 @@ static int btrfs_issue_discard(struct block_device *bdev, u64 start, u64 len,
{
int j, ret = 0;
u64 bytes_left, end;
- u64 aligned_start = ALIGN(start, 1 << 9);
+ u64 aligned_start = round_up(start, 1 << 9);
if (WARN_ON(start != aligned_start)) {
len -= aligned_start - start;
@@ -4266,7 +4266,7 @@ int btrfs_alloc_data_chunk_ondemand(struct btrfs_inode *inode, u64 bytes)
int have_pinned_space;
/* make sure bytes are sectorsize aligned */
- bytes = ALIGN(bytes, fs_info->sectorsize);
+ bytes = round_up(bytes, fs_info->sectorsize);
if (btrfs_is_free_space_inode(inode)) {
need_commit = 0;
@@ -6080,7 +6080,7 @@ int btrfs_delalloc_reserve_metadata(struct btrfs_inode *inode, u64 num_bytes)
if (delalloc_lock)
mutex_lock(&inode->delalloc_mutex);
- num_bytes = ALIGN(num_bytes, fs_info->sectorsize);
+ num_bytes = round_up(num_bytes, fs_info->sectorsize);
/* Add our new extents and calculate the new rsv size. */
spin_lock(&inode->lock);
@@ -6135,7 +6135,7 @@ void btrfs_delalloc_release_metadata(struct btrfs_inode *inode, u64 num_bytes)
{
struct btrfs_fs_info *fs_info = btrfs_sb(inode->vfs_inode.i_sb);
- num_bytes = ALIGN(num_bytes, fs_info->sectorsize);
+ num_bytes = round_up(num_bytes, fs_info->sectorsize);
spin_lock(&inode->lock);
inode->csum_bytes -= num_bytes;
btrfs_calculate_inode_block_rsv_size(fs_info, inode);
@@ -7818,7 +7818,7 @@ static noinline int find_free_extent(struct btrfs_fs_info *fs_info,
goto loop;
}
checks:
- search_start = ALIGN(offset, fs_info->stripesize);
+ search_start = round_up(offset, fs_info->stripesize);
/* move on to the next group */
if (search_start + num_bytes >
--
2.15.0
next reply other threads:[~2017-11-21 5:55 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-21 5:54 Qu Wenruo [this message]
2017-11-21 7:33 ` [PATCH] btrfs: extent-tree: Use round up to replace align macro Nikolay Borisov
2017-11-21 8:06 ` Qu Wenruo
2017-11-21 13:47 ` David Sterba
2017-11-21 13:36 ` David Sterba
2017-11-21 14:36 ` Qu Wenruo
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