summaryrefslogtreecommitdiffstats
path: root/fs/inode.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/inode.c')
-rw-r--r--fs/inode.c76
1 files changed, 19 insertions, 57 deletions
diff --git a/fs/inode.c b/fs/inode.c
index f238d987de..91048c4c9c 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -129,7 +129,6 @@ static struct ctl_table inodes_sysctls[] = {
.mode = 0444,
.proc_handler = proc_nr_inodes,
},
- { }
};
static int __init init_fs_inode_sysctls(void)
@@ -209,7 +208,7 @@ int inode_init_always(struct super_block *sb, struct inode *inode)
atomic_set(&mapping->nr_thps, 0);
#endif
mapping_set_gfp_mask(mapping, GFP_HIGHUSER_MOVABLE);
- mapping->private_data = NULL;
+ mapping->i_private_data = NULL;
mapping->writeback_index = 0;
init_rwsem(&mapping->invalidate_lock);
lockdep_set_class_and_name(&mapping->invalidate_lock,
@@ -398,8 +397,8 @@ static void __address_space_init_once(struct address_space *mapping)
{
xa_init_flags(&mapping->i_pages, XA_FLAGS_LOCK_IRQ | XA_FLAGS_ACCOUNT);
init_rwsem(&mapping->i_mmap_rwsem);
- INIT_LIST_HEAD(&mapping->private_list);
- spin_lock_init(&mapping->private_lock);
+ INIT_LIST_HEAD(&mapping->i_private_list);
+ spin_lock_init(&mapping->i_private_lock);
mapping->i_mmap = RB_ROOT_CACHED;
}
@@ -464,7 +463,7 @@ static void __inode_add_lru(struct inode *inode, bool rotate)
if (!mapping_shrinkable(&inode->i_data))
return;
- if (list_lru_add(&inode->i_sb->s_inode_lru, &inode->i_lru))
+ if (list_lru_add_obj(&inode->i_sb->s_inode_lru, &inode->i_lru))
this_cpu_inc(nr_unused);
else if (rotate)
inode->i_state |= I_REFERENCED;
@@ -482,7 +481,7 @@ void inode_add_lru(struct inode *inode)
static void inode_lru_list_del(struct inode *inode)
{
- if (list_lru_del(&inode->i_sb->s_inode_lru, &inode->i_lru))
+ if (list_lru_del_obj(&inode->i_sb->s_inode_lru, &inode->i_lru))
this_cpu_dec(nr_unused);
}
@@ -620,7 +619,7 @@ void clear_inode(struct inode *inode)
* nor even WARN_ON(!mapping_empty).
*/
xa_unlock_irq(&inode->i_data.i_pages);
- BUG_ON(!list_empty(&inode->i_data.private_list));
+ BUG_ON(!list_empty(&inode->i_data.i_private_list));
BUG_ON(!(inode->i_state & I_FREEING));
BUG_ON(inode->i_state & I_CLEAR);
BUG_ON(!list_empty(&inode->i_wb_list));
@@ -1090,48 +1089,6 @@ void discard_new_inode(struct inode *inode)
EXPORT_SYMBOL(discard_new_inode);
/**
- * lock_two_inodes - lock two inodes (may be regular files but also dirs)
- *
- * Lock any non-NULL argument. The caller must make sure that if he is passing
- * in two directories, one is not ancestor of the other. Zero, one or two
- * objects may be locked by this function.
- *
- * @inode1: first inode to lock
- * @inode2: second inode to lock
- * @subclass1: inode lock subclass for the first lock obtained
- * @subclass2: inode lock subclass for the second lock obtained
- */
-void lock_two_inodes(struct inode *inode1, struct inode *inode2,
- unsigned subclass1, unsigned subclass2)
-{
- if (!inode1 || !inode2) {
- /*
- * Make sure @subclass1 will be used for the acquired lock.
- * This is not strictly necessary (no current caller cares) but
- * let's keep things consistent.
- */
- if (!inode1)
- swap(inode1, inode2);
- goto lock;
- }
-
- /*
- * If one object is directory and the other is not, we must make sure
- * to lock directory first as the other object may be its child.
- */
- if (S_ISDIR(inode2->i_mode) == S_ISDIR(inode1->i_mode)) {
- if (inode1 > inode2)
- swap(inode1, inode2);
- } else if (!S_ISDIR(inode1->i_mode))
- swap(inode1, inode2);
-lock:
- if (inode1)
- inode_lock_nested(inode1, subclass1);
- if (inode2 && inode2 != inode1)
- inode_lock_nested(inode2, subclass2);
-}
-
-/**
* lock_two_nondirectories - take two i_mutexes on non-directory objects
*
* Lock any non-NULL argument. Passed objects must not be directories.
@@ -1146,7 +1103,12 @@ void lock_two_nondirectories(struct inode *inode1, struct inode *inode2)
WARN_ON_ONCE(S_ISDIR(inode1->i_mode));
if (inode2)
WARN_ON_ONCE(S_ISDIR(inode2->i_mode));
- lock_two_inodes(inode1, inode2, I_MUTEX_NORMAL, I_MUTEX_NONDIR2);
+ if (inode1 > inode2)
+ swap(inode1, inode2);
+ if (inode1)
+ inode_lock(inode1);
+ if (inode2 && inode2 != inode1)
+ inode_lock_nested(inode2, I_MUTEX_NONDIR2);
}
EXPORT_SYMBOL(lock_two_nondirectories);
@@ -1836,37 +1798,37 @@ EXPORT_SYMBOL(bmap);
* earlier than or equal to either the ctime or mtime,
* or if at least a day has passed since the last atime update.
*/
-static int relatime_need_update(struct vfsmount *mnt, struct inode *inode,
+static bool relatime_need_update(struct vfsmount *mnt, struct inode *inode,
struct timespec64 now)
{
struct timespec64 atime, mtime, ctime;
if (!(mnt->mnt_flags & MNT_RELATIME))
- return 1;
+ return true;
/*
* Is mtime younger than or equal to atime? If yes, update atime:
*/
atime = inode_get_atime(inode);
mtime = inode_get_mtime(inode);
if (timespec64_compare(&mtime, &atime) >= 0)
- return 1;
+ return true;
/*
* Is ctime younger than or equal to atime? If yes, update atime:
*/
ctime = inode_get_ctime(inode);
if (timespec64_compare(&ctime, &atime) >= 0)
- return 1;
+ return true;
/*
* Is the previous atime value older than a day? If yes,
* update atime:
*/
if ((long)(now.tv_sec - atime.tv_sec) >= 24*60*60)
- return 1;
+ return true;
/*
* Good, we can skip the atime update:
*/
- return 0;
+ return false;
}
/**
@@ -2404,7 +2366,7 @@ EXPORT_SYMBOL(inode_init_owner);
* the vfsmount must be passed through @idmap. This function will then take
* care to map the inode according to @idmap before checking permissions.
* On non-idmapped mounts or if permission checking is to be performed on the
- * raw inode simply passs @nop_mnt_idmap.
+ * raw inode simply pass @nop_mnt_idmap.
*/
bool inode_owner_or_capable(struct mnt_idmap *idmap,
const struct inode *inode)