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Diffstat (limited to 'target/linux/generic/patches-3.13/903-debloat_direct_io.patch')
-rw-r--r--target/linux/generic/patches-3.13/903-debloat_direct_io.patch84
1 files changed, 0 insertions, 84 deletions
diff --git a/target/linux/generic/patches-3.13/903-debloat_direct_io.patch b/target/linux/generic/patches-3.13/903-debloat_direct_io.patch
deleted file mode 100644
index 2161388..0000000
--- a/target/linux/generic/patches-3.13/903-debloat_direct_io.patch
+++ /dev/null
@@ -1,84 +0,0 @@
---- a/fs/Kconfig
-+++ b/fs/Kconfig
-@@ -62,6 +62,11 @@ config FILE_LOCKING
- for filesystems like NFS and for the flock() system
- call. Disabling this option saves about 11k.
-
-+config DIRECT_IO
-+ bool "Enable O_DIRECT support" if EXPERT
-+ depends on BLOCK
-+ default y
-+
- source "fs/notify/Kconfig"
-
- source "fs/quota/Kconfig"
---- a/fs/Makefile
-+++ b/fs/Makefile
-@@ -14,7 +14,8 @@ obj-y := open.o read_write.o file_table.
- stack.o fs_struct.o statfs.o
-
- ifeq ($(CONFIG_BLOCK),y)
--obj-y += buffer.o bio.o block_dev.o direct-io.o mpage.o ioprio.o
-+obj-y += buffer.o bio.o block_dev.o mpage.o ioprio.o
-+obj-$(CONFIG_DIRECT_IO) += direct-io.o
- else
- obj-y += no-block.o
- endif
---- a/include/linux/fs.h
-+++ b/include/linux/fs.h
-@@ -2545,12 +2545,26 @@ enum {
- DIO_SKIP_HOLES = 0x02,
- };
-
-+#ifdef CONFIG_DIRECT_IO
- void dio_end_io(struct bio *bio, int error);
-
- ssize_t __blockdev_direct_IO(int rw, struct kiocb *iocb, struct inode *inode,
- struct block_device *bdev, const struct iovec *iov, loff_t offset,
- unsigned long nr_segs, get_block_t get_block, dio_iodone_t end_io,
- dio_submit_t submit_io, int flags);
-+#else
-+static inline void dio_end_io(struct bio *bio, int error)
-+{
-+}
-+static inline ssize_t __blockdev_direct_IO(int rw, struct kiocb *iocb, struct inode *inode,
-+ struct block_device *bdev, const struct iovec *iov, loff_t offset,
-+ unsigned long nr_segs, get_block_t get_block, dio_iodone_t end_io,
-+ dio_submit_t submit_io, int flags)
-+{
-+ return -EOPNOTSUPP;
-+}
-+#endif
-+
-
- static inline ssize_t blockdev_direct_IO(int rw, struct kiocb *iocb,
- struct inode *inode, const struct iovec *iov, loff_t offset,
---- a/fs/fcntl.c
-+++ b/fs/fcntl.c
-@@ -51,8 +51,10 @@ static int setfl(int fd, struct file * f
- arg |= O_NONBLOCK;
-
- if (arg & O_DIRECT) {
-+#ifdef CONFIG_DIRECT_IO
- if (!filp->f_mapping || !filp->f_mapping->a_ops ||
- !filp->f_mapping->a_ops->direct_IO)
-+#endif
- return -EINVAL;
- }
-
---- a/fs/open.c
-+++ b/fs/open.c
-@@ -665,9 +665,12 @@ int open_check_o_direct(struct file *f)
- {
- /* NB: we're sure to have correct a_ops only after f_op->open */
- if (f->f_flags & O_DIRECT) {
-+#ifdef CONFIG_DIRECT_IO
- if (!f->f_mapping->a_ops ||
- ((!f->f_mapping->a_ops->direct_IO) &&
-- (!f->f_mapping->a_ops->get_xip_mem))) {
-+ (!f->f_mapping->a_ops->get_xip_mem)))
-+#endif
-+ {
- return -EINVAL;
- }
- }