Commit ff7c3ee4 authored by Joanne Koong's avatar Joanne Koong Committed by Miklos Szeredi
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fuse: support large folios for queued writes 



Add support for folios larger than one page size for queued writes.

Signed-off-by: default avatarJoanne Koong <joannelkoong@gmail.com>
Reviewed-by: default avatarJosef Bacik <josef@toxicpanda.com>
Reviewed-by: default avatarJeff Layton <jlayton@kernel.org>
Reviewed-by: default avatarBernd Schubert <bschubert@ddn.com>
Signed-off-by: default avatarMiklos Szeredi <mszeredi@redhat.com>
parent c91440c8

fs/fuse/file.c

+7 −4
Original line number Diff line number Diff line
@@ -1789,11 +1789,14 @@ __releases(fi->lock) 
__acquires(fi->lock)

{

	struct fuse_inode *fi = get_fuse_inode(wpa->inode);

	struct fuse_args_pages *ap = &wpa->ia.ap;

	struct fuse_write_in *inarg = &wpa->ia.write.in;

	struct fuse_args *args = &wpa->ia.ap.args;

	/* Currently, all folios in FUSE are one page */

	__u64 data_size = wpa->ia.ap.num_folios * PAGE_SIZE;

	int err;

	struct fuse_args *args = &ap->args;

	__u64 data_size = 0;

	int err, i;



	for (i = 0; i < ap->num_folios; i++)

		data_size += ap->descs[i].length;



	fi->writectr++;

	if (inarg->offset + data_size <= size) {