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authorLinus Torvalds <torvalds@linux-foundation.org>2019-05-08 05:50:27 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2019-05-08 05:50:27 +0200
commit149e703cb8bfcbdae46140b108bb6f7d2407df8f (patch)
tree6fdea7cdd4fb54a272cb7dc3c46cb9f2b84059e9 /fs
parentMerge branch 'work.file' of git://git.kernel.org/pub/scm/linux/kernel/git/vir... (diff)
parentlibfs: document simple_get_link() (diff)
downloadlinux-149e703cb8bfcbdae46140b108bb6f7d2407df8f.tar.xz
linux-149e703cb8bfcbdae46140b108bb6f7d2407df8f.zip
Merge branch 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull misc vfs updates from Al Viro: "Assorted stuff, with no common topic whatsoever..." * 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: libfs: document simple_get_link() Documentation/filesystems/Locking: fix ->get_link() prototype Documentation/filesystems/vfs.txt: document how ->i_link works Documentation/filesystems/vfs.txt: remove bogus "Last updated" date fs: use timespec64 in relatime_need_update fs/block_dev.c: remove unused include
Diffstat (limited to 'fs')
-rw-r--r--fs/block_dev.c1
-rw-r--r--fs/inode.c4
-rw-r--r--fs/libfs.c14
3 files changed, 16 insertions, 3 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 500aaa3e5990..f80045048bb7 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -30,7 +30,6 @@
#include <linux/log2.h>
#include <linux/cleancache.h>
#include <linux/dax.h>
-#include <linux/badblocks.h>
#include <linux/task_io_accounting_ops.h>
#include <linux/falloc.h>
#include <linux/uaccess.h>
diff --git a/fs/inode.c b/fs/inode.c
index 16b10e53292e..e9d18b2c3f91 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -1613,7 +1613,7 @@ EXPORT_SYMBOL(bmap);
* passed since the last atime update.
*/
static int relatime_need_update(struct vfsmount *mnt, struct inode *inode,
- struct timespec now)
+ struct timespec64 now)
{
if (!(mnt->mnt_flags & MNT_RELATIME))
@@ -1714,7 +1714,7 @@ bool atime_needs_update(const struct path *path, struct inode *inode)
now = current_time(inode);
- if (!relatime_need_update(mnt, inode, timespec64_to_timespec(now)))
+ if (!relatime_need_update(mnt, inode, now))
return false;
if (timespec64_equal(&inode->i_atime, &now))
diff --git a/fs/libfs.c b/fs/libfs.c
index 9efb647917e0..4b59b1816efb 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -1169,6 +1169,20 @@ simple_nosetlease(struct file *filp, long arg, struct file_lock **flp,
}
EXPORT_SYMBOL(simple_nosetlease);
+/**
+ * simple_get_link - generic helper to get the target of "fast" symlinks
+ * @dentry: not used here
+ * @inode: the symlink inode
+ * @done: not used here
+ *
+ * Generic helper for filesystems to use for symlink inodes where a pointer to
+ * the symlink target is stored in ->i_link. NOTE: this isn't normally called,
+ * since as an optimization the path lookup code uses any non-NULL ->i_link
+ * directly, without calling ->get_link(). But ->get_link() still must be set,
+ * to mark the inode_operations as being for a symlink.
+ *
+ * Return: the symlink target
+ */
const char *simple_get_link(struct dentry *dentry, struct inode *inode,
struct delayed_call *done)
{