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| author | Miklos Szeredi <mszeredi@redhat.com> | 2019-06-11 13:35:22 +0200 |
|---|---|---|
| committer | Miklos Szeredi <mszeredi@redhat.com> | 2019-06-11 13:35:22 +0200 |
| commit | 766741fcaa1fe5da2cb1e33ae458a5630ff7f667 (patch) | |
| tree | f1e611778f20cfebca2fc2b4a37496332bc8160e /fs/fuse | |
| parent | Linux 5.2-rc4 (diff) | |
| download | linux-766741fcaa1fe5da2cb1e33ae458a5630ff7f667.tar.xz linux-766741fcaa1fe5da2cb1e33ae458a5630ff7f667.zip | |
Revert "fuse: require /dev/fuse reads to have enough buffer capacity"
This reverts commit d4b13963f217dd947da5c0cabd1569e914d21699.
The commit introduced a regression in glusterfs-fuse.
Reported-by: Sander Eikelenboom <linux@eikelenboom.it>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs/fuse')
| -rw-r--r-- | fs/fuse/dev.c | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index 24ea19cfe07e..ea8237513dfa 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -1317,16 +1317,6 @@ static ssize_t fuse_dev_do_read(struct fuse_dev *fud, struct file *file, unsigned reqsize; unsigned int hash; - /* - * Require sane minimum read buffer - that has capacity for fixed part - * of any request header + negotated max_write room for data. If the - * requirement is not satisfied return EINVAL to the filesystem server - * to indicate that it is not following FUSE server/client contract. - * Don't dequeue / abort any request. - */ - if (nbytes < max_t(size_t, FUSE_MIN_READ_BUFFER, 4096 + fc->max_write)) - return -EINVAL; - restart: spin_lock(&fiq->waitq.lock); err = -EAGAIN; |