diff options
Diffstat (limited to 'mm/readahead.c')
| -rw-r--r-- | mm/readahead.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/readahead.c b/mm/readahead.c index 2fe72cd29b47..95fbc02cae6a 100644 --- a/mm/readahead.c +++ b/mm/readahead.c @@ -592,7 +592,8 @@ ssize_t ksys_readahead(int fd, loff_t offset, size_t count) */ ret = -EINVAL; if (!f.file->f_mapping || !f.file->f_mapping->a_ops || - !S_ISREG(file_inode(f.file)->i_mode)) + (!S_ISREG(file_inode(f.file)->i_mode) && + !S_ISBLK(file_inode(f.file)->i_mode))) goto out; ret = vfs_fadvise(f.file, offset, count, POSIX_FADV_WILLNEED); |