diff options
Diffstat (limited to 'fs/fuse/inode.c')
| -rw-r--r-- | fs/fuse/inode.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index 67c2318bfc42..7485a41af892 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -289,6 +289,11 @@ void fuse_change_attributes_common(struct inode *inode, struct fuse_attr *attr, } } + if (attr->blksize) + fi->cached_i_blkbits = ilog2(attr->blksize); + else + fi->cached_i_blkbits = fc->blkbits; + /* * Don't set the sticky bit in i_mode, unless we want the VFS * to check permissions. This prevents failures due to the @@ -1204,7 +1209,7 @@ static const struct super_operations fuse_super_operations = { .free_inode = fuse_free_inode, .evict_inode = fuse_evict_inode, .write_inode = fuse_write_inode, - .drop_inode = generic_delete_inode, + .drop_inode = inode_just_drop, .umount_begin = fuse_umount_begin, .statfs = fuse_statfs, .sync_fs = fuse_sync_fs, @@ -1268,7 +1273,7 @@ static void set_request_timeout(struct fuse_conn *fc, unsigned int timeout) { fc->timeout.req_timeout = secs_to_jiffies(timeout); INIT_DELAYED_WORK(&fc->timeout.work, fuse_check_timeout); - queue_delayed_work(system_wq, &fc->timeout.work, + queue_delayed_work(system_percpu_wq, &fc->timeout.work, fuse_timeout_timer_freq); } @@ -1805,10 +1810,21 @@ int fuse_fill_super_common(struct super_block *sb, struct fuse_fs_context *ctx) err = -EINVAL; if (!sb_set_blocksize(sb, ctx->blksize)) goto err; + /* + * This is a workaround until fuse hooks into iomap for reads. + * Use PAGE_SIZE for the blocksize else if the writeback cache + * is enabled, buffered writes go through iomap and a read may + * overwrite partially written data if blocksize < PAGE_SIZE + */ + fc->blkbits = sb->s_blocksize_bits; + if (ctx->blksize != PAGE_SIZE && + !sb_set_blocksize(sb, PAGE_SIZE)) + goto err; #endif } else { sb->s_blocksize = PAGE_SIZE; sb->s_blocksize_bits = PAGE_SHIFT; + fc->blkbits = sb->s_blocksize_bits; } sb->s_subtype = ctx->subtype; |