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-rw-r--r--Documentation/filesystems/vfs.txt3
-rw-r--r--fs/buffer.c13
-rw-r--r--fs/exofs/dir.c3
-rw-r--r--fs/hfs/extent.c4
-rw-r--r--fs/hfsplus/extents.c5
-rw-r--r--fs/iomap.c13
-rw-r--r--fs/namei.c2
-rw-r--r--include/linux/fs.h5
-rw-r--r--mm/filemap.c6
9 files changed, 17 insertions, 37 deletions
diff --git a/Documentation/filesystems/vfs.txt b/Documentation/filesystems/vfs.txt
index 94dd27ef4a76..f42b90687d40 100644
--- a/Documentation/filesystems/vfs.txt
+++ b/Documentation/filesystems/vfs.txt
@@ -694,8 +694,7 @@ struct address_space_operations {
write_end: After a successful write_begin, and data copy, write_end must
be called. len is the original len passed to write_begin, and copied
- is the amount that was able to be copied (copied == len is always true
- if write_begin was called with the AOP_FLAG_UNINTERRUPTIBLE flag).
+ is the amount that was able to be copied.
The filesystem must take care of unlocking the page and releasing it
refcount, and updating i_size.
diff --git a/fs/buffer.c b/fs/buffer.c
index 9196f2a270da..c3c7455efa3f 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -2379,8 +2379,7 @@ int generic_cont_expand_simple(struct inode *inode, loff_t size)
goto out;
err = pagecache_write_begin(NULL, mapping, size, 0,
- AOP_FLAG_UNINTERRUPTIBLE|AOP_FLAG_CONT_EXPAND,
- &page, &fsdata);
+ AOP_FLAG_CONT_EXPAND, &page, &fsdata);
if (err)
goto out;
@@ -2415,9 +2414,8 @@ static int cont_expand_zero(struct file *file, struct address_space *mapping,
}
len = PAGE_SIZE - zerofrom;
- err = pagecache_write_begin(file, mapping, curpos, len,
- AOP_FLAG_UNINTERRUPTIBLE,
- &page, &fsdata);
+ err = pagecache_write_begin(file, mapping, curpos, len, 0,
+ &page, &fsdata);
if (err)
goto out;
zero_user(page, zerofrom, len);
@@ -2449,9 +2447,8 @@ static int cont_expand_zero(struct file *file, struct address_space *mapping,
}
len = offset - zerofrom;
- err = pagecache_write_begin(file, mapping, curpos, len,
- AOP_FLAG_UNINTERRUPTIBLE,
- &page, &fsdata);
+ err = pagecache_write_begin(file, mapping, curpos, len, 0,
+ &page, &fsdata);
if (err)
goto out;
zero_user(page, zerofrom, len);
diff --git a/fs/exofs/dir.c b/fs/exofs/dir.c
index 42f9a0a0c4ca..8eeb694332fe 100644
--- a/fs/exofs/dir.c
+++ b/fs/exofs/dir.c
@@ -405,8 +405,7 @@ int exofs_set_link(struct inode *dir, struct exofs_dir_entry *de,
int err;
lock_page(page);
- err = exofs_write_begin(NULL, page->mapping, pos, len,
- AOP_FLAG_UNINTERRUPTIBLE, &page, NULL);
+ err = exofs_write_begin(NULL, page->mapping, pos, len, 0, &page, NULL);
if (err)
EXOFS_ERR("exofs_set_link: exofs_write_begin FAILED => %d\n",
err);
diff --git a/fs/hfs/extent.c b/fs/hfs/extent.c
index e33a0d36a93e..5d0182654580 100644
--- a/fs/hfs/extent.c
+++ b/fs/hfs/extent.c
@@ -485,8 +485,8 @@ void hfs_file_truncate(struct inode *inode)
/* XXX: Can use generic_cont_expand? */
size = inode->i_size - 1;
- res = pagecache_write_begin(NULL, mapping, size+1, 0,
- AOP_FLAG_UNINTERRUPTIBLE, &page, &fsdata);
+ res = pagecache_write_begin(NULL, mapping, size+1, 0, 0,
+ &page, &fsdata);
if (!res) {
res = pagecache_write_end(NULL, mapping, size+1, 0, 0,
page, fsdata);
diff --git a/fs/hfsplus/extents.c b/fs/hfsplus/extents.c
index feca524ce2a5..a3eb640b4f8f 100644
--- a/fs/hfsplus/extents.c
+++ b/fs/hfsplus/extents.c
@@ -545,9 +545,8 @@ void hfsplus_file_truncate(struct inode *inode)
void *fsdata;
loff_t size = inode->i_size;
- res = pagecache_write_begin(NULL, mapping, size, 0,
- AOP_FLAG_UNINTERRUPTIBLE,
- &page, &fsdata);
+ res = pagecache_write_begin(NULL, mapping, size, 0, 0,
+ &page, &fsdata);
if (res)
return;
res = pagecache_write_end(NULL, mapping, size,
diff --git a/fs/iomap.c b/fs/iomap.c
index 1faabe09b8fd..4b10892967a5 100644
--- a/fs/iomap.c
+++ b/fs/iomap.c
@@ -158,12 +158,6 @@ iomap_write_actor(struct inode *inode, loff_t pos, loff_t length, void *data,
ssize_t written = 0;
unsigned int flags = AOP_FLAG_NOFS;
- /*
- * Copies from kernel address space cannot fail (NFSD is a big user).
- */
- if (!iter_is_iovec(i))
- flags |= AOP_FLAG_UNINTERRUPTIBLE;
-
do {
struct page *page;
unsigned long offset; /* Offset into pagecache page */
@@ -291,8 +285,7 @@ iomap_dirty_actor(struct inode *inode, loff_t pos, loff_t length, void *data,
return PTR_ERR(rpage);
status = iomap_write_begin(inode, pos, bytes,
- AOP_FLAG_NOFS | AOP_FLAG_UNINTERRUPTIBLE,
- &page, iomap);
+ AOP_FLAG_NOFS, &page, iomap);
put_page(rpage);
if (unlikely(status))
return status;
@@ -343,8 +336,8 @@ static int iomap_zero(struct inode *inode, loff_t pos, unsigned offset,
struct page *page;
int status;
- status = iomap_write_begin(inode, pos, bytes,
- AOP_FLAG_UNINTERRUPTIBLE | AOP_FLAG_NOFS, &page, iomap);
+ status = iomap_write_begin(inode, pos, bytes, AOP_FLAG_NOFS, &page,
+ iomap);
if (status)
return status;
diff --git a/fs/namei.c b/fs/namei.c
index 9a7f8bd748d8..7286f87ce863 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -4766,7 +4766,7 @@ int __page_symlink(struct inode *inode, const char *symname, int len, int nofs)
struct page *page;
void *fsdata;
int err;
- unsigned int flags = AOP_FLAG_UNINTERRUPTIBLE;
+ unsigned int flags = 0;
if (nofs)
flags |= AOP_FLAG_NOFS;
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 5d62d2c47939..249dad4e8d26 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -250,9 +250,8 @@ enum positive_aop_returns {
AOP_TRUNCATED_PAGE = 0x80001,
};
-#define AOP_FLAG_UNINTERRUPTIBLE 0x0001 /* will not do a short write */
-#define AOP_FLAG_CONT_EXPAND 0x0002 /* called from cont_expand */
-#define AOP_FLAG_NOFS 0x0004 /* used by filesystem to direct
+#define AOP_FLAG_CONT_EXPAND 0x0001 /* called from cont_expand */
+#define AOP_FLAG_NOFS 0x0002 /* used by filesystem to direct
* helper code (eg buffer layer)
* to clear GFP_FS from alloc */
diff --git a/mm/filemap.c b/mm/filemap.c
index 681da61080bc..b7b973b47d8d 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -2791,12 +2791,6 @@ ssize_t generic_perform_write(struct file *file,
ssize_t written = 0;
unsigned int flags = 0;
- /*
- * Copies from kernel address space cannot fail (NFSD is a big user).
- */
- if (!iter_is_iovec(i))
- flags |= AOP_FLAG_UNINTERRUPTIBLE;
-
do {
struct page *page;
unsigned long offset; /* Offset into pagecache page */
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