[PATCH 10/56] fs/block_dev: support compiling out splice

From: Pieter Smith
Date: Thu Nov 13 2014 - 16:44:16 EST


Compile out splice support from block_dev when the splice-family of syscalls is
not supported by the system (i.e. CONFIG_SYSCALL_SPLICE is undefined).

Signed-off-by: Pieter Smith <pieter@xxxxxxxxxx>
---
fs/block_dev.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/block_dev.c b/fs/block_dev.c
index 6d72746..ce7096b 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1645,8 +1645,8 @@ const struct file_operations def_blk_fops = {
#ifdef CONFIG_COMPAT
.compat_ioctl = compat_blkdev_ioctl,
#endif
- .splice_read = generic_file_splice_read,
- .splice_write = iter_file_splice_write,
+ SPLICE_READ_INIT(generic_file_splice_read)
+ SPLICE_WRITE_INIT(iter_file_splice_write)
};

int ioctl_by_bdev(struct block_device *bdev, unsigned cmd, unsigned long arg)
--
1.9.1

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