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authorAl Viro <viro@zeniv.linux.org.uk>2015-04-09 13:52:01 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2015-04-11 22:30:22 -0400
commit2ba48ce513c4e545318d22b138861d5876edf906 (patch)
tree0e2a5130ead5c71f0b079b1acd620fba98f99256 /mm/filemap.c
parent3309dd04cbcd2cdad168485af5cf3576b5051e49 (diff)
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.c6
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);