Loading fs/fs_pin.c +5 −4 Original line number Diff line number Diff line #include <linux/fs.h> #include <linux/slab.h> #include <linux/fs_pin.h> #include "internal.h" #include "mount.h" static void pin_free_rcu(struct rcu_head *head) Loading Loading @@ -32,13 +33,13 @@ void pin_insert(struct fs_pin *pin, struct vfsmount *m) spin_unlock(&pin_lock); } void acct_auto_close_mnt(struct hlist_head *list) void mnt_pin_kill(struct mount *m) { while (1) { struct hlist_node *p; struct fs_pin *pin; rcu_read_lock(); p = ACCESS_ONCE(list->first); p = ACCESS_ONCE(m->mnt_pins.first); if (!p) { rcu_read_unlock(); break; Loading @@ -54,13 +55,13 @@ void acct_auto_close_mnt(struct hlist_head *list) } } void acct_auto_close(struct hlist_head *list) void sb_pin_kill(struct super_block *sb) { while (1) { struct hlist_node *p; struct fs_pin *pin; rcu_read_lock(); p = ACCESS_ONCE(list->first); p = ACCESS_ONCE(sb->s_pins.first); if (!p) { rcu_read_unlock(); break; Loading fs/internal.h +6 −0 Original line number Diff line number Diff line Loading @@ -143,3 +143,9 @@ extern long do_splice_direct(struct file *in, loff_t *ppos, struct file *out, * pipe.c */ extern const struct file_operations pipefifo_fops; /* * fs_pin.c */ extern void sb_pin_kill(struct super_block *sb); extern void mnt_pin_kill(struct mount *m); fs/namespace.c +1 −2 Original line number Diff line number Diff line Loading @@ -16,7 +16,6 @@ #include <linux/namei.h> #include <linux/security.h> #include <linux/idr.h> #include <linux/acct.h> /* acct_auto_close_mnt */ #include <linux/init.h> /* init_rootfs */ #include <linux/fs_struct.h> /* get_fs_root et.al. */ #include <linux/fsnotify.h> /* fsnotify_vfsmount_delete */ Loading Loading @@ -956,7 +955,7 @@ put_again: mnt->mnt_pinned = 0; rcu_read_unlock(); unlock_mount_hash(); acct_auto_close_mnt(&mnt->mnt_pins); mnt_pin_kill(mnt); goto put_again; } if (unlikely(mnt->mnt.mnt_flags & MNT_DOOMED)) { Loading fs/super.c +1 −2 Original line number Diff line number Diff line Loading @@ -22,7 +22,6 @@ #include <linux/export.h> #include <linux/slab.h> #include <linux/acct.h> #include <linux/blkdev.h> #include <linux/mount.h> #include <linux/security.h> Loading Loading @@ -707,7 +706,7 @@ int do_remount_sb(struct super_block *sb, int flags, void *data, int force) if (remount_ro) { if (sb->s_pins.first) { up_write(&sb->s_umount); acct_auto_close(&sb->s_pins); sb_pin_kill(sb); down_write(&sb->s_umount); if (!sb->s_root) return 0; Loading include/linux/acct.h +0 −2 Original line number Diff line number Diff line Loading @@ -32,8 +32,6 @@ extern void acct_exit_ns(struct pid_namespace *); #define acct_process() do { } while (0) #define acct_exit_ns(ns) do { } while (0) #endif extern void acct_auto_close(struct hlist_head *); extern void acct_auto_close_mnt(struct hlist_head *); /* * ACCT_VERSION numbers as yet defined: Loading Loading
fs/fs_pin.c +5 −4 Original line number Diff line number Diff line #include <linux/fs.h> #include <linux/slab.h> #include <linux/fs_pin.h> #include "internal.h" #include "mount.h" static void pin_free_rcu(struct rcu_head *head) Loading Loading @@ -32,13 +33,13 @@ void pin_insert(struct fs_pin *pin, struct vfsmount *m) spin_unlock(&pin_lock); } void acct_auto_close_mnt(struct hlist_head *list) void mnt_pin_kill(struct mount *m) { while (1) { struct hlist_node *p; struct fs_pin *pin; rcu_read_lock(); p = ACCESS_ONCE(list->first); p = ACCESS_ONCE(m->mnt_pins.first); if (!p) { rcu_read_unlock(); break; Loading @@ -54,13 +55,13 @@ void acct_auto_close_mnt(struct hlist_head *list) } } void acct_auto_close(struct hlist_head *list) void sb_pin_kill(struct super_block *sb) { while (1) { struct hlist_node *p; struct fs_pin *pin; rcu_read_lock(); p = ACCESS_ONCE(list->first); p = ACCESS_ONCE(sb->s_pins.first); if (!p) { rcu_read_unlock(); break; Loading
fs/internal.h +6 −0 Original line number Diff line number Diff line Loading @@ -143,3 +143,9 @@ extern long do_splice_direct(struct file *in, loff_t *ppos, struct file *out, * pipe.c */ extern const struct file_operations pipefifo_fops; /* * fs_pin.c */ extern void sb_pin_kill(struct super_block *sb); extern void mnt_pin_kill(struct mount *m);
fs/namespace.c +1 −2 Original line number Diff line number Diff line Loading @@ -16,7 +16,6 @@ #include <linux/namei.h> #include <linux/security.h> #include <linux/idr.h> #include <linux/acct.h> /* acct_auto_close_mnt */ #include <linux/init.h> /* init_rootfs */ #include <linux/fs_struct.h> /* get_fs_root et.al. */ #include <linux/fsnotify.h> /* fsnotify_vfsmount_delete */ Loading Loading @@ -956,7 +955,7 @@ put_again: mnt->mnt_pinned = 0; rcu_read_unlock(); unlock_mount_hash(); acct_auto_close_mnt(&mnt->mnt_pins); mnt_pin_kill(mnt); goto put_again; } if (unlikely(mnt->mnt.mnt_flags & MNT_DOOMED)) { Loading
fs/super.c +1 −2 Original line number Diff line number Diff line Loading @@ -22,7 +22,6 @@ #include <linux/export.h> #include <linux/slab.h> #include <linux/acct.h> #include <linux/blkdev.h> #include <linux/mount.h> #include <linux/security.h> Loading Loading @@ -707,7 +706,7 @@ int do_remount_sb(struct super_block *sb, int flags, void *data, int force) if (remount_ro) { if (sb->s_pins.first) { up_write(&sb->s_umount); acct_auto_close(&sb->s_pins); sb_pin_kill(sb); down_write(&sb->s_umount); if (!sb->s_root) return 0; Loading
include/linux/acct.h +0 −2 Original line number Diff line number Diff line Loading @@ -32,8 +32,6 @@ extern void acct_exit_ns(struct pid_namespace *); #define acct_process() do { } while (0) #define acct_exit_ns(ns) do { } while (0) #endif extern void acct_auto_close(struct hlist_head *); extern void acct_auto_close_mnt(struct hlist_head *); /* * ACCT_VERSION numbers as yet defined: Loading