The patch titled
Vectorize aio interfaces to hypfs to fit new vfs ops interfaces
has been added to the -mm tree. Its filename is
vectorize-aio_read-aio_write-fileop-methods-hypfs-fix.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: Vectorize aio interfaces to hypfs to fit new vfs ops interfaces
From: Badari Pulavarty <pbadari@xxxxxxxxxx>
Signed-off-by: Badari Pulavarty <pbadari@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
arch/s390/hypfs/inode.c | 17 +++++++++++++----
1 file changed, 13 insertions(+), 4 deletions(-)
diff -puN arch/s390/hypfs/inode.c~vectorize-aio_read-aio_write-fileop-methods-hypfs-fix arch/s390/hypfs/inode.c
--- a/arch/s390/hypfs/inode.c~vectorize-aio_read-aio_write-fileop-methods-hypfs-fix
+++ a/arch/s390/hypfs/inode.c
@@ -134,12 +134,20 @@ static int hypfs_open(struct inode *inod
return 0;
}
-static ssize_t hypfs_aio_read(struct kiocb *iocb, __user char *buf,
- size_t count, loff_t offset)
+static ssize_t hypfs_aio_read(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t offset)
{
char *data;
size_t len;
struct file *filp = iocb->ki_filp;
+ /* XXX: temporary */
+ char __user *buf = iov[0].iov_base;
+ size_t count = iov[0].iov_len;
+
+ if (nr_segs != 1) {
+ count = -EINVAL;
+ goto out;
+ }
data = filp->private_data;
len = strlen(data);
@@ -158,12 +166,13 @@ static ssize_t hypfs_aio_read(struct kio
out:
return count;
}
-static ssize_t hypfs_aio_write(struct kiocb *iocb, const char __user *buf,
- size_t count, loff_t pos)
+static ssize_t hypfs_aio_write(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t offset)
{
int rc;
struct super_block *sb;
struct hypfs_sb_info *fs_info;
+ size_t count = iov_length(iov, nr_segs);
sb = iocb->ki_filp->f_dentry->d_inode->i_sb;
fs_info = sb->s_fs_info;
_
Patches currently in -mm which might be from pbadari@xxxxxxxxxx are
vectorize-aio_read-aio_write-fileop-methods.patch
vectorize-aio_read-aio_write-fileop-methods-xfs-fix.patch
vectorize-aio_read-aio_write-fileop-methods-hypfs-fix.patch
remove-readv-writev-methods-and-use-aio_read-aio_write.patch
streamline-generic_file_-interfaces-and-filemap.patch
streamline-generic_file_-interfaces-and-filemap-ecryptfs.patch
-
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