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| author | Al Viro <viro@zeniv.linux.org.uk> | 2015-04-09 13:52:01 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2015-04-11 22:30:22 -0400 |
| commit | 2ba48ce513c4e545318d22b138861d5876edf906 (patch) | |
| tree | 0e2a5130ead5c71f0b079b1acd620fba98f99256 /mm/filemap.c | |
| parent | 3309dd04cbcd2cdad168485af5cf3576b5051e49 (diff) | |
| download | linux-stable-2ba48ce513c4e545318d22b138861d5876edf906.tar.gz linux-stable-2ba48ce513c4e545318d22b138861d5876edf906.tar.bz2 linux-stable-2ba48ce513c4e545318d22b138861d5876edf906.zip | |
mirror O_APPEND and O_DIRECT into iocb->ki_flags
... avoiding write_iter/fcntl races.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'mm/filemap.c')
| -rw-r--r-- | mm/filemap.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/mm/filemap.c b/mm/filemap.c index 243997a26e7c..405de370e657 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1694,7 +1694,7 @@ generic_file_read_iter(struct kiocb *iocb, struct iov_iter *iter) loff_t *ppos = &iocb->ki_pos; loff_t pos = *ppos; - if (io_is_direct(file)) { + if (iocb->ki_flags & IOCB_DIRECT) { struct address_space *mapping = file->f_mapping; struct inode *inode = mapping->host; size_t count = iov_iter_count(iter); @@ -2271,7 +2271,7 @@ inline ssize_t generic_write_checks(struct kiocb *iocb, struct iov_iter *from) return 0; /* FIXME: this is for backwards compatibility with 2.4 */ - if (file->f_flags & O_APPEND) + if (iocb->ki_flags & IOCB_APPEND) iocb->ki_pos = i_size_read(inode); pos = iocb->ki_pos; @@ -2545,7 +2545,7 @@ ssize_t __generic_file_write_iter(struct kiocb *iocb, struct iov_iter *from) if (err) goto out; - if (io_is_direct(file)) { + if (iocb->ki_flags & IOCB_DIRECT) { loff_t pos, endbyte; written = generic_file_direct_write(iocb, from, iocb->ki_pos); |