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| author | Jens Axboe <jens.axboe@oracle.com> | 2007-06-11 12:18:52 +0200 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2007-07-10 08:04:15 +0200 |
| commit | d96e6e71647846e0dab097efd9b8bf3a3a556dca (patch) | |
| tree | b6d88df83dae5ab470ad51af77b42a5c22a93dc9 | |
| parent | d054fe3d10cc1f9aec01378c38caa32dffdd0090 (diff) | |
| download | linux-d96e6e71647846e0dab097efd9b8bf3a3a556dca.tar.bz2 | |
Remove remnants of sendfile()
There are now zero users of .sendfile() in the kernel, so kill
it from the file_operations structure and in do_sendfile().
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
| -rw-r--r-- | fs/read_write.c | 26 | ||||
| -rw-r--r-- | include/linux/fs.h | 3 |
2 files changed, 12 insertions, 17 deletions
diff --git a/fs/read_write.c b/fs/read_write.c index 2527cf035b0e..507ddff48a9a 100644 --- a/fs/read_write.c +++ b/fs/read_write.c @@ -724,8 +724,7 @@ static ssize_t do_sendfile(int out_fd, int in_fd, loff_t *ppos, in_inode = in_file->f_path.dentry->d_inode; if (!in_inode) goto fput_in; - if (!in_file->f_op || (!in_file->f_op->sendfile && - !in_file->f_op->splice_read)) + if (!in_file->f_op || !in_file->f_op->splice_read) goto fput_in; retval = -ESPIPE; if (!ppos) @@ -778,21 +777,18 @@ static ssize_t do_sendfile(int out_fd, int in_fd, loff_t *ppos, count = max - pos; } - if (in_file->f_op->splice_read) { - fl = 0; + fl = 0; #if 0 - /* - * We need to debate whether we can enable this or not. The - * man page documents EAGAIN return for the output at least, - * and the application is arguably buggy if it doesn't expect - * EAGAIN on a non-blocking file descriptor. - */ - if (in_file->f_flags & O_NONBLOCK) - fl = SPLICE_F_NONBLOCK; + /* + * We need to debate whether we can enable this or not. The + * man page documents EAGAIN return for the output at least, + * and the application is arguably buggy if it doesn't expect + * EAGAIN on a non-blocking file descriptor. + */ + if (in_file->f_flags & O_NONBLOCK) + fl = SPLICE_F_NONBLOCK; #endif - retval = do_splice_direct(in_file, ppos, out_file, count, fl); - } else - retval = in_file->f_op->sendfile(in_file, ppos, count, file_send_actor, out_file); + retval = do_splice_direct(in_file, ppos, out_file, count, fl); if (retval > 0) { add_rchar(current, retval); diff --git a/include/linux/fs.h b/include/linux/fs.h index 894620e9402c..4f0b3bf5983c 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1054,7 +1054,7 @@ struct block_device_operations { }; /* - * "descriptor" for what we're up to with a read for sendfile(). + * "descriptor" for what we're up to with a read. * This allows us to use the same read code yet * have multiple different users of the data that * we read from a file. @@ -1105,7 +1105,6 @@ struct file_operations { int (*aio_fsync) (struct kiocb *, int datasync); int (*fasync) (int, struct file *, int); int (*lock) (struct file *, int, struct file_lock *); - ssize_t (*sendfile) (struct file *, loff_t *, size_t, read_actor_t, void *); ssize_t (*sendpage) (struct file *, struct page *, int, size_t, loff_t *, int); unsigned long (*get_unmapped_area)(struct file *, unsigned long, unsigned long, unsigned long, unsigned long); int (*check_flags)(int); |