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authorAmir Goldstein <amir73il@gmail.com>2023-11-22 14:27:14 +0200
committerChristian Brauner <brauner@kernel.org>2023-11-24 10:39:19 +0100
commit3d5cd4911e04683df8f4439fddd788e00a2510a8 (patch)
tree3b5cd5db52f10ff455df222befb343a0c7821095 /fs/read_write.c
parent8802e580ee643e3f63c6b39ff64e7c7baa4a55ba (diff)
fs: create file_write_started() helper
Convenience wrapper for sb_write_started(file_inode(inode)->i_sb)), which has a single occurrence in the code right now. Document the false negatives of those helpers, which makes them unusable to assert that sb_start_write() is not held. Signed-off-by: Amir Goldstein <amir73il@gmail.com> Link: https://lore.kernel.org/r/20231122122715.2561213-16-amir73il@gmail.com Reviewed-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'fs/read_write.c')
-rw-r--r--fs/read_write.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/read_write.c b/fs/read_write.c
index 92c68ab4f221..f791555fa246 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -1423,7 +1423,7 @@ ssize_t generic_copy_file_range(struct file *file_in, loff_t pos_in,
struct file *file_out, loff_t pos_out,
size_t len, unsigned int flags)
{
- lockdep_assert(sb_write_started(file_inode(file_out)->i_sb));
+ lockdep_assert(file_write_started(file_out));
return do_splice_direct(file_in, &pos_in, file_out, &pos_out,
len > MAX_RW_COUNT ? MAX_RW_COUNT : len, 0);