diff options
| -rw-r--r-- | fs/btrfs/extent_io.c | 32 | ||||
| -rw-r--r-- | fs/btrfs/extent_io.h | 2 | ||||
| -rw-r--r-- | fs/btrfs/tests/extent-io-tests.c | 2 |
3 files changed, 18 insertions, 18 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index b2769e92b556..eb820154521f 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -1452,16 +1452,16 @@ out: * find a contiguous range of bytes in the file marked as delalloc, not * more than 'max_bytes'. start and end are used to return the range, * - * 1 is returned if we find something, 0 if nothing was in the tree + * true is returned if we find something, false if nothing was in the tree */ -static noinline u64 find_delalloc_range(struct extent_io_tree *tree, +static noinline bool find_delalloc_range(struct extent_io_tree *tree, u64 *start, u64 *end, u64 max_bytes, struct extent_state **cached_state) { struct rb_node *node; struct extent_state *state; u64 cur_start = *start; - u64 found = 0; + bool found = false; u64 total_bytes = 0; spin_lock(&tree->lock); @@ -1472,8 +1472,7 @@ static noinline u64 find_delalloc_range(struct extent_io_tree *tree, */ node = tree_search(tree, cur_start); if (!node) { - if (!found) - *end = (u64)-1; + *end = (u64)-1; goto out; } @@ -1493,7 +1492,7 @@ static noinline u64 find_delalloc_range(struct extent_io_tree *tree, *cached_state = state; refcount_inc(&state->refs); } - found++; + found = true; *end = state->end; cur_start = state->end + 1; node = rb_next(node); @@ -1551,13 +1550,14 @@ static noinline int lock_delalloc_pages(struct inode *inode, } /* - * find a contiguous range of bytes in the file marked as delalloc, not - * more than 'max_bytes'. start and end are used to return the range, + * Find and lock a contiguous range of bytes in the file marked as delalloc, no + * more than @max_bytes. @Start and @end are used to return the range, * - * 1 is returned if we find something, 0 if nothing was in the tree + * Return: true if we find something + * false if nothing was in the tree */ EXPORT_FOR_TESTS -noinline_for_stack u64 find_lock_delalloc_range(struct inode *inode, +noinline_for_stack bool find_lock_delalloc_range(struct inode *inode, struct extent_io_tree *tree, struct page *locked_page, u64 *start, u64 *end) @@ -1565,7 +1565,7 @@ noinline_for_stack u64 find_lock_delalloc_range(struct inode *inode, u64 max_bytes = BTRFS_MAX_EXTENT_SIZE; u64 delalloc_start; u64 delalloc_end; - u64 found; + bool found; struct extent_state *cached_state = NULL; int ret; int loops = 0; @@ -1580,7 +1580,7 @@ again: *start = delalloc_start; *end = delalloc_end; free_extent_state(cached_state); - return 0; + return false; } /* @@ -1612,7 +1612,7 @@ again: loops = 1; goto again; } else { - found = 0; + found = false; goto out_failed; } } @@ -3195,7 +3195,7 @@ static noinline_for_stack int writepage_delalloc(struct inode *inode, { struct extent_io_tree *tree = &BTRFS_I(inode)->io_tree; u64 page_end = delalloc_start + PAGE_SIZE - 1; - u64 nr_delalloc; + bool found; u64 delalloc_to_write = 0; u64 delalloc_end = 0; int ret; @@ -3203,11 +3203,11 @@ static noinline_for_stack int writepage_delalloc(struct inode *inode, while (delalloc_end < page_end) { - nr_delalloc = find_lock_delalloc_range(inode, tree, + found = find_lock_delalloc_range(inode, tree, page, &delalloc_start, &delalloc_end); - if (nr_delalloc == 0) { + if (!found) { delalloc_start = delalloc_end + 1; continue; } diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h index fd42492e62e5..04eefa93fe1f 100644 --- a/fs/btrfs/extent_io.h +++ b/fs/btrfs/extent_io.h @@ -525,7 +525,7 @@ int free_io_failure(struct extent_io_tree *failure_tree, struct extent_io_tree *io_tree, struct io_failure_record *rec); #ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS -u64 find_lock_delalloc_range(struct inode *inode, struct extent_io_tree *tree, +bool find_lock_delalloc_range(struct inode *inode, struct extent_io_tree *tree, struct page *locked_page, u64 *start, u64 *end); #endif diff --git a/fs/btrfs/tests/extent-io-tests.c b/fs/btrfs/tests/extent-io-tests.c index d33f9a95bce1..3c46d7f23456 100644 --- a/fs/btrfs/tests/extent-io-tests.c +++ b/fs/btrfs/tests/extent-io-tests.c @@ -66,7 +66,7 @@ static int test_find_delalloc(u32 sectorsize) u64 max_bytes = BTRFS_MAX_EXTENT_SIZE; u64 total_dirty = 2 * max_bytes; u64 start, end, test_start; - u64 found; + bool found; int ret = -EINVAL; test_msg("running find delalloc tests"); |