fs/netfs: remove unused flag NETFS_ICTX_WRITETHROUGH

This flag was added by commit 41d8e7673a77 ("netfs: Implement a
write-through caching option") but it was never used.

Signed-off-by: Max Kellermann <max.kellermann@ionos.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Link: https://lore.kernel.org/20250519134813.2975312-5-dhowells@redhat.com
cc: Paulo Alcantara <pc@manguebit.com>
cc: netfs@lists.linux.dev
cc: linux-fsdevel@vger.kernel.org
Signed-off-by: Christian Brauner <brauner@kernel.org>

diff --git a/fs/netfs/buffered_write.c b/fs/netfs/buffered_write.c
index b4826360a4111270f5b750540112d8d8fec860d3..26a789c8ce189bf652732656577780b601e25389 100644 (file)
--- a/fs/netfs/buffered_write.c
+++ b/fs/netfs/buffered_write.c
@@ -115,8 +115,7 @@ ssize_t netfs_perform_write(struct kiocb *iocb, struct iov_iter *iter,
        size_t max_chunk = mapping_max_folio_size(mapping);
        bool maybe_trouble = false;
 
-       if (unlikely(test_bit(NETFS_ICTX_WRITETHROUGH, &ctx->flags) ||
-                    iocb->ki_flags & (IOCB_DSYNC | IOCB_SYNC))
+       if (unlikely(iocb->ki_flags & (IOCB_DSYNC | IOCB_SYNC))
            ) {
                wbc_attach_fdatawrite_inode(&wbc, mapping->host);
 

diff --git a/include/linux/netfs.h b/include/linux/netfs.h
index 5a76bea51d24fe5f3f8e5e7388c848d1431cdee8..242daec8c8378fc70adf3b56915158e4da905c1a 100644 (file)
--- a/include/linux/netfs.h
+++ b/include/linux/netfs.h
@@ -70,7 +70,6 @@ struct netfs_inode {
        unsigned long           flags;
 #define NETFS_ICTX_ODIRECT     0               /* The file has DIO in progress */
 #define NETFS_ICTX_UNBUFFERED  1               /* I/O should not use the pagecache */
-#define NETFS_ICTX_WRITETHROUGH        2               /* Write-through caching */
 #define NETFS_ICTX_MODIFIED_ATTR 3             /* Indicate change in mtime/ctime */
 #define NETFS_ICTX_SINGLE_NO_UPLOAD 4          /* Monolithic payload, cache but no upload */
 };