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-rw-r--r--fs/gfs2/Kconfig2
-rw-r--r--fs/gfs2/ops_address.c1
-rw-r--r--fs/gfs2/ops_file.c2
-rw-r--r--fs/inode.c20
-rw-r--r--fs/ncpfs/ioctl.c2
-rw-r--r--fs/ocfs2/cluster/heartbeat.c2
-rw-r--r--fs/proc/base.c231
-rw-r--r--fs/proc/generic.c8
-rw-r--r--fs/proc/inode.c3
-rw-r--r--fs/proc/proc_net.c2
-rw-r--r--fs/proc/root.c8
-rw-r--r--fs/proc/task_nommu.c2
-rw-r--r--fs/super.c10
-rw-r--r--fs/ubifs/Kconfig2
-rw-r--r--fs/ubifs/budget.c4
-rw-r--r--fs/ubifs/gc.c2
-rw-r--r--fs/ubifs/journal.c2
-rw-r--r--fs/ubifs/shrinker.c2
-rw-r--r--fs/xfs/linux-2.6/xfs_super.c2
19 files changed, 170 insertions, 137 deletions
diff --git a/fs/gfs2/Kconfig b/fs/gfs2/Kconfig
index ab2f57e3fb87..e563a6449811 100644
--- a/fs/gfs2/Kconfig
+++ b/fs/gfs2/Kconfig
@@ -1,6 +1,6 @@
config GFS2_FS
tristate "GFS2 file system support"
- depends on EXPERIMENTAL && (64BIT || (LSF && LBD))
+ depends on EXPERIMENTAL && (64BIT || LBD)
select FS_POSIX_ACL
select CRC32
help
diff --git a/fs/gfs2/ops_address.c b/fs/gfs2/ops_address.c
index 6e4ea36c6605..4ddab67867eb 100644
--- a/fs/gfs2/ops_address.c
+++ b/fs/gfs2/ops_address.c
@@ -675,6 +675,7 @@ static int gfs2_write_begin(struct file *file, struct address_space *mapping,
goto out_trans_fail;
error = -ENOMEM;
+ flags |= AOP_FLAG_NOFS;
page = grab_cache_page_write_begin(mapping, index, flags);
*pagep = page;
if (unlikely(!page))
diff --git a/fs/gfs2/ops_file.c b/fs/gfs2/ops_file.c
index 289c5f54ba53..93fe41b67f97 100644
--- a/fs/gfs2/ops_file.c
+++ b/fs/gfs2/ops_file.c
@@ -342,7 +342,7 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct page *page)
struct gfs2_inode *ip = GFS2_I(inode);
struct gfs2_sbd *sdp = GFS2_SB(inode);
unsigned long last_index;
- u64 pos = page->index << (PAGE_CACHE_SIZE - inode->i_blkbits);
+ u64 pos = page->index << PAGE_CACHE_SHIFT;
unsigned int data_blocks, ind_blocks, rblocks;
int alloc_required = 0;
struct gfs2_holder gh;
diff --git a/fs/inode.c b/fs/inode.c
index 7a6e8c2ff7b1..0013ac1af8e7 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -22,6 +22,7 @@
#include <linux/bootmem.h>
#include <linux/inotify.h>
#include <linux/mount.h>
+#include <linux/async.h>
/*
* This is needed for the following functions:
@@ -1138,16 +1139,11 @@ EXPORT_SYMBOL(remove_inode_hash);
* I_FREEING is set so that no-one will take a new reference to the inode while
* it is being deleted.
*/
-void generic_delete_inode(struct inode *inode)
+static void generic_delete_inode_async(void *data, async_cookie_t cookie)
{
+ struct inode *inode = data;
const struct super_operations *op = inode->i_sb->s_op;
- list_del_init(&inode->i_list);
- list_del_init(&inode->i_sb_list);
- inode->i_state |= I_FREEING;
- inodes_stat.nr_inodes--;
- spin_unlock(&inode_lock);
-
security_inode_delete(inode);
if (op->delete_inode) {
@@ -1171,6 +1167,16 @@ void generic_delete_inode(struct inode *inode)
destroy_inode(inode);
}
+void generic_delete_inode(struct inode *inode)
+{
+ list_del_init(&inode->i_list);
+ list_del_init(&inode->i_sb_list);
+ inode->i_state |= I_FREEING;
+ inodes_stat.nr_inodes--;
+ spin_unlock(&inode_lock);
+ async_schedule_special(generic_delete_inode_async, inode, &inode->i_sb->s_async_list);
+}
+
EXPORT_SYMBOL(generic_delete_inode);
static void generic_forget_inode(struct inode *inode)
diff --git a/fs/ncpfs/ioctl.c b/fs/ncpfs/ioctl.c
index 6d04e050c74e..f54360f50a9c 100644
--- a/fs/ncpfs/ioctl.c
+++ b/fs/ncpfs/ioctl.c
@@ -98,7 +98,7 @@ struct compat_ncp_objectname_ioctl
{
s32 auth_type;
u32 object_name_len;
- compat_caddr_t object_name; /* an userspace data, in most cases user name */
+ compat_caddr_t object_name; /* a userspace data, in most cases user name */
};
struct compat_ncp_fs_info_v2 {
diff --git a/fs/ocfs2/cluster/heartbeat.c b/fs/ocfs2/cluster/heartbeat.c
index 6ebaa58e2c03..04697ba7f73e 100644
--- a/fs/ocfs2/cluster/heartbeat.c
+++ b/fs/ocfs2/cluster/heartbeat.c
@@ -854,7 +854,7 @@ static int o2hb_thread(void *data)
while (!kthread_should_stop() && !reg->hr_unclean_stop) {
/* We track the time spent inside
- * o2hb_do_disk_heartbeat so that we avoid more then
+ * o2hb_do_disk_heartbeat so that we avoid more than
* hr_timeout_ms between disk writes. On busy systems
* this should result in a heartbeat which is less
* likely to time itself out. */
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 10fd5223d600..0c9de19a1633 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -65,6 +65,7 @@
#include <linux/mm.h>
#include <linux/rcupdate.h>
#include <linux/kallsyms.h>
+#include <linux/stacktrace.h>
#include <linux/resource.h>
#include <linux/module.h>
#include <linux/mount.h>
@@ -109,25 +110,22 @@ struct pid_entry {
.op = OP, \
}
-#define DIR(NAME, MODE, OTYPE) \
- NOD(NAME, (S_IFDIR|(MODE)), \
- &proc_##OTYPE##_inode_operations, &proc_##OTYPE##_operations, \
- {} )
-#define LNK(NAME, OTYPE) \
+#define DIR(NAME, MODE, iops, fops) \
+ NOD(NAME, (S_IFDIR|(MODE)), &iops, &fops, {} )
+#define LNK(NAME, get_link) \
NOD(NAME, (S_IFLNK|S_IRWXUGO), \
&proc_pid_link_inode_operations, NULL, \
- { .proc_get_link = &proc_##OTYPE##_link } )
-#define REG(NAME, MODE, OTYPE) \
- NOD(NAME, (S_IFREG|(MODE)), NULL, \
- &proc_##OTYPE##_operations, {})
-#define INF(NAME, MODE, OTYPE) \
+ { .proc_get_link = get_link } )
+#define REG(NAME, MODE, fops) \
+ NOD(NAME, (S_IFREG|(MODE)), NULL, &fops, {})
+#define INF(NAME, MODE, read) \
NOD(NAME, (S_IFREG|(MODE)), \
NULL, &proc_info_file_operations, \
- { .proc_read = &proc_##OTYPE } )
-#define ONE(NAME, MODE, OTYPE) \
+ { .proc_read = read } )
+#define ONE(NAME, MODE, show) \
NOD(NAME, (S_IFREG|(MODE)), \
NULL, &proc_single_file_operations, \
- { .proc_show = &proc_##OTYPE } )
+ { .proc_show = show } )
/*
* Count the number of hardlinks for the pid_entry table, excluding the .
@@ -308,9 +306,9 @@ static int proc_pid_auxv(struct task_struct *task, char *buffer)
struct mm_struct *mm = get_task_mm(task);
if (mm) {
unsigned int nwords = 0;
- do
+ do {
nwords += 2;
- while (mm->saved_auxv[nwords - 2] != 0); /* AT_NULL */
+ } while (mm->saved_auxv[nwords - 2] != 0); /* AT_NULL */
res = nwords * sizeof(mm->saved_auxv[0]);
if (res > PAGE_SIZE)
res = PAGE_SIZE;
@@ -340,6 +338,37 @@ static int proc_pid_wchan(struct task_struct *task, char *buffer)
}
#endif /* CONFIG_KALLSYMS */
+#ifdef CONFIG_STACKTRACE
+
+#define MAX_STACK_TRACE_DEPTH 64
+
+static int proc_pid_stack(struct seq_file *m, struct pid_namespace *ns,
+ struct pid *pid, struct task_struct *task)
+{
+ struct stack_trace trace;
+ unsigned long *entries;
+ int i;
+
+ entries = kmalloc(MAX_STACK_TRACE_DEPTH * sizeof(*entries), GFP_KERNEL);
+ if (!entries)
+ return -ENOMEM;
+
+ trace.nr_entries = 0;
+ trace.max_entries = MAX_STACK_TRACE_DEPTH;
+ trace.entries = entries;
+ trace.skip = 0;
+ save_stack_trace_tsk(task, &trace);
+
+ for (i = 0; i < trace.nr_entries; i++) {
+ seq_printf(m, "[<%p>] %pS\n",
+ (void *)entries[i], (void *)entries[i]);
+ }
+ kfree(entries);
+
+ return 0;
+}
+#endif
+
#ifdef CONFIG_SCHEDSTATS
/*
* Provides /proc/PID/schedstat
@@ -1186,8 +1215,6 @@ static int sched_show(struct seq_file *m, void *v)
struct inode *inode = m->private;
struct task_struct *p;
- WARN_ON(!inode);
-
p = get_proc_task(inode);
if (!p)
return -ESRCH;
@@ -1205,8 +1232,6 @@ sched_write(struct file *file, const char __user *buf,
struct inode *inode = file->f_path.dentry->d_inode;
struct task_struct *p;
- WARN_ON(!inode);
-
p = get_proc_task(inode);
if (!p)
return -ESRCH;
@@ -1974,13 +1999,11 @@ static struct dentry *proc_pident_lookup(struct inode *dir,
const struct pid_entry *ents,
unsigned int nents)
{
- struct inode *inode;
struct dentry *error;
struct task_struct *task = get_proc_task(dir);
const struct pid_entry *p, *last;
error = ERR_PTR(-ENOENT);
- inode = NULL;
if (!task)
goto out_no_task;
@@ -2136,12 +2159,12 @@ static const struct file_operations proc_pid_attr_operations = {
};
static const struct pid_entry attr_dir_stuff[] = {
- REG("current", S_IRUGO|S_IWUGO, pid_attr),
- REG("prev", S_IRUGO, pid_attr),
- REG("exec", S_IRUGO|S_IWUGO, pid_attr),
- REG("fscreate", S_IRUGO|S_IWUGO, pid_attr),
- REG("keycreate", S_IRUGO|S_IWUGO, pid_attr),
- REG("sockcreate", S_IRUGO|S_IWUGO, pid_attr),
+ REG("current", S_IRUGO|S_IWUGO, proc_pid_attr_operations),
+ REG("prev", S_IRUGO, proc_pid_attr_operations),
+ REG("exec", S_IRUGO|S_IWUGO, proc_pid_attr_operations),
+ REG("fscreate", S_IRUGO|S_IWUGO, proc_pid_attr_operations),
+ REG("keycreate", S_IRUGO|S_IWUGO, proc_pid_attr_operations),
+ REG("sockcreate", S_IRUGO|S_IWUGO, proc_pid_attr_operations),
};
static int proc_attr_dir_readdir(struct file * filp,
@@ -2461,74 +2484,77 @@ static const struct file_operations proc_task_operations;
static const struct inode_operations proc_task_inode_operations;
static const struct pid_entry tgid_base_stuff[] = {
- DIR("task", S_IRUGO|S_IXUGO, task),
- DIR("fd", S_IRUSR|S_IXUSR, fd),
- DIR("fdinfo", S_IRUSR|S_IXUSR, fdinfo),
+ DIR("task", S_IRUGO|S_IXUGO, proc_task_inode_operations, proc_task_operations),
+ DIR("fd", S_IRUSR|S_IXUSR, proc_fd_inode_operations, proc_fd_operations),
+ DIR("fdinfo", S_IRUSR|S_IXUSR, proc_fdinfo_inode_operations, proc_fdinfo_operations),
#ifdef CONFIG_NET
- DIR("net", S_IRUGO|S_IXUGO, net),
+ DIR("net", S_IRUGO|S_IXUGO, proc_net_inode_operations, proc_net_operations),
#endif
- REG("environ", S_IRUSR, environ),
- INF("auxv", S_IRUSR, pid_auxv),
- ONE("status", S_IRUGO, pid_status),
- ONE("personality", S_IRUSR, pid_personality),
- INF("limits", S_IRUSR, pid_limits),
+ REG("environ", S_IRUSR, proc_environ_operations),
+ INF("auxv", S_IRUSR, proc_pid_auxv),
+ ONE("status", S_IRUGO, proc_pid_status),
+ ONE("personality", S_IRUSR, proc_pid_personality),
+ INF("limits", S_IRUSR, proc_pid_limits),
#ifdef CONFIG_SCHED_DEBUG
- REG("sched", S_IRUGO|S_IWUSR, pid_sched),
+ REG("sched", S_IRUGO|S_IWUSR, proc_pid_sched_operations),
#endif
#ifdef CONFIG_HAVE_ARCH_TRACEHOOK
- INF("syscall", S_IRUSR, pid_syscall),
+ INF("syscall", S_IRUSR, proc_pid_syscall),
#endif
- INF("cmdline", S_IRUGO, pid_cmdline),
- ONE("stat", S_IRUGO, tgid_stat),
- ONE("statm", S_IRUGO, pid_statm),
- REG("maps", S_IRUGO, maps),
+ INF("cmdline", S_IRUGO, proc_pid_cmdline),
+ ONE("stat", S_IRUGO, proc_tgid_stat),
+ ONE("statm", S_IRUGO, proc_pid_statm),
+ REG("maps", S_IRUGO, proc_maps_operations),
#ifdef CONFIG_NUMA
- REG("numa_maps", S_IRUGO, numa_maps),
+ REG("numa_maps", S_IRUGO, proc_numa_maps_operations),
#endif
- REG("mem", S_IRUSR|S_IWUSR, mem),
- LNK("cwd", cwd),
- LNK("root", root),
- LNK("exe", exe),
- REG("mounts", S_IRUGO, mounts),
- REG("mountinfo", S_IRUGO, mountinfo),
- REG("mountstats", S_IRUSR, mountstats),
+ REG("mem", S_IRUSR|S_IWUSR, proc_mem_operations),
+ LNK("cwd", proc_cwd_link),
+ LNK("root", proc_root_link),
+ LNK("exe", proc_exe_link),
+ REG("mounts", S_IRUGO, proc_mounts_operations),
+ REG("mountinfo", S_IRUGO, proc_mountinfo_operations),
+ REG("mountstats", S_IRUSR, proc_mountstats_operations),
#ifdef CONFIG_PROC_PAGE_MONITOR
- REG("clear_refs", S_IWUSR, clear_refs),
- REG("smaps", S_IRUGO, smaps),
- REG("pagemap", S_IRUSR, pagemap),
+ REG("clear_refs", S_IWUSR, proc_clear_refs_operations),
+ REG("smaps", S_IRUGO, proc_smaps_operations),
+ REG("pagemap", S_IRUSR, proc_pagemap_operations),
#endif
#ifdef CONFIG_SECURITY
- DIR("attr", S_IRUGO|S_IXUGO, attr_dir),
+ DIR("attr", S_IRUGO|S_IXUGO, proc_attr_dir_inode_operations, proc_attr_dir_operations),
#endif
#ifdef CONFIG_KALLSYMS
- INF("wchan", S_IRUGO, pid_wchan),
+ INF("wchan", S_IRUGO, proc_pid_wchan),
+#endif
+#ifdef CONFIG_STACKTRACE
+ ONE("stack", S_IRUSR, proc_pid_stack),
#endif
#ifdef CONFIG_SCHEDSTATS
- INF("schedstat", S_IRUGO, pid_schedstat),
+ INF("schedstat", S_IRUGO, proc_pid_schedstat),
#endif
#ifdef CONFIG_LATENCYTOP
- REG("latency", S_IRUGO, lstats),
+ REG("latency", S_IRUGO, proc_lstats_operations),
#endif
#ifdef CONFIG_PROC_PID_CPUSET
- REG("cpuset", S_IRUGO, cpuset),
+ REG("cpuset", S_IRUGO, proc_cpuset_operations),
#endif
#ifdef CONFIG_CGROUPS
- REG("cgroup", S_IRUGO, cgroup),
+ REG("cgroup", S_IRUGO, proc_cgroup_operations),
#endif
- INF("oom_score", S_IRUGO, oom_score),
- REG("oom_adj", S_IRUGO|S_IWUSR, oom_adjust),
+ INF("oom_score", S_IRUGO, proc_oom_score),
+ REG("oom_adj", S_IRUGO|S_IWUSR, proc_oom_adjust_operations),
#ifdef CONFIG_AUDITSYSCALL
- REG("loginuid", S_IWUSR|S_IRUGO, loginuid),
- REG("sessionid", S_IRUGO, sessionid),
+ REG("loginuid", S_IWUSR|S_IRUGO, proc_loginuid_operations),
+ REG("sessionid", S_IRUGO, proc_sessionid_operations),
#endif
#ifdef CONFIG_FAULT_INJECTION
- REG("make-it-fail", S_IRUGO|S_IWUSR, fault_inject),
+ REG("make-it-fail", S_IRUGO|S_IWUSR, proc_fault_inject_operations),
#endif
#if defined(USE_ELF_CORE_DUMP) && defined(CONFIG_ELF_CORE)
- REG("coredump_filter", S_IRUGO|S_IWUSR, coredump_filter),
+ REG("coredump_filter", S_IRUGO|S_IWUSR, proc_coredump_filter_operations),
#endif
#ifdef CONFIG_TASK_IO_ACCOUNTING
- INF("io", S_IRUGO, tgid_io_accounting),
+ INF("io", S_IRUGO, proc_tgid_io_accounting),
#endif
};
@@ -2801,66 +2827,69 @@ out_no_task:
* Tasks
*/
static const struct pid_entry tid_base_stuff[] = {
- DIR("fd", S_IRUSR|S_IXUSR, fd),
- DIR("fdinfo", S_IRUSR|S_IXUSR, fdinfo),
- REG("environ", S_IRUSR, environ),
- INF("auxv", S_IRUSR, pid_auxv),
- ONE("status", S_IRUGO, pid_status),
- ONE("personality", S_IRUSR, pid_personality),
- INF("limits", S_IRUSR, pid_limits),
+ DIR("fd", S_IRUSR|S_IXUSR, proc_fd_inode_operations, proc_fd_operations),
+ DIR("fdinfo", S_IRUSR|S_IXUSR, proc_fdinfo_inode_operations, proc_fd_operations),
+ REG("environ", S_IRUSR, proc_environ_operations),
+ INF("auxv", S_IRUSR, proc_pid_auxv),
+ ONE("status", S_IRUGO, proc_pid_status),
+ ONE("personality", S_IRUSR, proc_pid_personality),
+ INF("limits", S_IRUSR, proc_pid_limits),
#ifdef CONFIG_SCHED_DEBUG
- REG("sched", S_IRUGO|S_IWUSR, pid_sched),
+ REG("sched", S_IRUGO|S_IWUSR, proc_pid_sched_operations),
#endif
#ifdef CONFIG_HAVE_ARCH_TRACEHOOK
- INF("syscall", S_IRUSR, pid_syscall),
+ INF("syscall", S_IRUSR, proc_pid_syscall),
#endif
- INF("cmdline", S_IRUGO, pid_cmdline),
- ONE("stat", S_IRUGO, tid_stat),
- ONE("statm", S_IRUGO, pid_statm),
- REG("maps", S_IRUGO, maps),
+ INF("cmdline", S_IRUGO, proc_pid_cmdline),
+ ONE("stat", S_IRUGO, proc_tid_stat),
+ ONE("statm", S_IRUGO, proc_pid_statm),
+ REG("maps", S_IRUGO, proc_maps_operations),
#ifdef CONFIG_NUMA
- REG("numa_maps", S_IRUGO, numa_maps),
+ REG("numa_maps", S_IRUGO, proc_numa_maps_operations),
#endif
- REG("mem", S_IRUSR|S_IWUSR, mem),
- LNK("cwd", cwd),
- LNK("root", root),
- LNK("exe", exe),
- REG("mounts", S_IRUGO, mounts),
- REG("mountinfo", S_IRUGO, mountinfo),
+ REG("mem", S_IRUSR|S_IWUSR, proc_mem_operations),
+ LNK("cwd", proc_cwd_link),
+ LNK("root", proc_root_link),
+ LNK("exe", proc_exe_link),
+ REG("mounts", S_IRUGO, proc_mounts_operations),
+ REG("mountinfo", S_IRUGO, proc_mountinfo_operations),
#ifdef CONFIG_PROC_PAGE_MONITOR
- REG("clear_refs", S_IWUSR, clear_refs),
- REG("smaps", S_IRUGO, smaps),
- REG("pagemap", S_IRUSR, pagemap),
+ REG("clear_refs", S_IWUSR, proc_clear_refs_operations),
+ REG("smaps", S_IRUGO, proc_smaps_operations),
+ REG("pagemap", S_IRUSR, proc_pagemap_operations),
#endif
#ifdef CONFIG_SECURITY
- DIR("attr", S_IRUGO|S_IXUGO, attr_dir),
+ DIR("attr", S_IRUGO|S_IXUGO, proc_attr_dir_inode_operations, proc_attr_dir_operations),
#endif
#ifdef CONFIG_KALLSYMS
- INF("wchan", S_IRUGO, pid_wchan),
+ INF("wchan", S_IRUGO, proc_pid_wchan),
+#endif
+#ifdef CONFIG_STACKTRACE
+ ONE("stack", S_IRUSR, proc_pid_stack),
#endif
#ifdef CONFIG_SCHEDSTATS
- INF("schedstat", S_IRUGO, pid_schedstat),
+ INF("schedstat", S_IRUGO, proc_pid_schedstat),
#endif
#ifdef CONFIG_LATENCYTOP
- REG("latency", S_IRUGO, lstats),
+ REG("latency", S_IRUGO, proc_lstats_operations),
#endif
#ifdef CONFIG_PROC_PID_CPUSET
- REG("cpuset", S_IRUGO, cpuset),
+ REG("cpuset", S_IRUGO, proc_cpuset_operations),
#endif
#ifdef CONFIG_CGROUPS
- REG("cgroup", S_IRUGO, cgroup),
+ REG("cgroup", S_IRUGO, proc_cgroup_operations),
#endif
- INF("oom_score", S_IRUGO, oom_score),
- REG("oom_adj", S_IRUGO|S_IWUSR, oom_adjust),
+ INF("oom_score", S_IRUGO, proc_oom_score),
+ REG("oom_adj", S_IRUGO|S_IWUSR, proc_oom_adjust_operations),
#ifdef CONFIG_AUDITSYSCALL
- REG("loginuid", S_IWUSR|S_IRUGO, loginuid),
- REG("sessionid", S_IRUSR, sessionid),
+ REG("loginuid", S_IWUSR|S_IRUGO, proc_loginuid_operations),
+ REG("sessionid", S_IRUSR, proc_sessionid_operations),
#endif
#ifdef CONFIG_FAULT_INJECTION
- REG("make-it-fail", S_IRUGO|S_IWUSR, fault_inject),
+ REG("make-it-fail", S_IRUGO|S_IWUSR, proc_fault_inject_operations),
#endif
#ifdef CONFIG_TASK_IO_ACCOUNTING
- INF("io", S_IRUGO, tid_io_accounting),
+ INF("io", S_IRUGO, proc_tid_io_accounting),
#endif
};
diff --git a/fs/proc/generic.c b/fs/proc/generic.c
index 60a359b35582..db7fa5cab988 100644
--- a/fs/proc/generic.c
+++ b/fs/proc/generic.c
@@ -14,7 +14,6 @@
#include <linux/stat.h>
#include <linux/module.h>
#include <linux/mount.h>
-#include <linux/smp_lock.h>
#include <linux/init.h>
#include <linux/idr.h>
#include <linux/namei.h>
@@ -379,7 +378,6 @@ struct dentry *proc_lookup_de(struct proc_dir_entry *de, struct inode *dir,
struct inode *inode = NULL;
int error = -ENOENT;
- lock_kernel();
spin_lock(&proc_subdir_lock);
for (de = de->subdir; de ; de = de->next) {
if (de->namelen != dentry->d_name.len)
@@ -397,7 +395,6 @@ struct dentry *proc_lookup_de(struct proc_dir_entry *de, struct inode *dir,
}
spin_unlock(&proc_subdir_lock);
out_unlock:
- unlock_kernel();
if (inode) {
dentry->d_op = &proc_dentry_operations;
@@ -432,8 +429,6 @@ int proc_readdir_de(struct proc_dir_entry *de, struct file *filp, void *dirent,
struct inode *inode = filp->f_path.dentry->d_inode;
int ret = 0;
- lock_kernel();
-
ino = inode->i_ino;
i = filp->f_pos;
switch (i) {
@@ -487,7 +482,7 @@ int proc_readdir_de(struct proc_dir_entry *de, struct file *filp, void *dirent,
spin_unlock(&proc_subdir_lock);
}
ret = 1;
-out: unlock_kernel();
+out:
return ret;
}
@@ -504,6 +499,7 @@ int proc_readdir(struct file *filp, void *dirent, filldir_t filldir)
* the /proc directory.
*/
static const struct file_operations proc_dir_operations = {
+ .llseek = generic_file_llseek,
.read = generic_read_dir,
.readdir = proc_readdir,
};
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index 2543fd00c658..3e76bb9b3ad6 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -35,16 +35,13 @@ struct proc_dir_entry *de_get(struct proc_dir_entry *de)
*/
void de_put(struct proc_dir_entry *de)
{
- lock_kernel();
if (!atomic_read(&de->count)) {
printk("de_put: entry %s already free!\n", de->name);
- unlock_kernel();
return;
}
if (atomic_dec_and_test(&de->count))
free_proc_entry(de);
- unlock_kernel();
}
/*
diff --git a/fs/proc/proc_net.c b/fs/proc/proc_net.c
index 7bc296f424ae..04d1270f1c38 100644
--- a/fs/proc/proc_net.c
+++ b/fs/proc/proc_net.c
@@ -18,7 +18,6 @@
#include <linux/sched.h>
#include <linux/module.h>
#include <linux/bitops.h>
-#include <linux/smp_lock.h>
#include <linux/mount.h>
#include <linux/nsproxy.h>
#include <net/net_namespace.h>
@@ -172,6 +171,7 @@ static int proc_tgid_net_readdir(struct file *filp, void *dirent,
}
const struct file_operations proc_net_operations = {
+ .llseek = generic_file_llseek,
.read = generic_read_dir,
.readdir = proc_tgid_net_readdir,
};
diff --git a/fs/proc/root.c b/fs/proc/root.c
index 7761602af9de..f6299a25594e 100644
--- a/fs/proc/root.c
+++ b/fs/proc/root.c
@@ -16,7 +16,6 @@
#include <linux/sched.h>
#include <linux/module.h>
#include <linux/bitops.h>
-#include <linux/smp_lock.h>
#include <linux/mount.h>
#include <linux/pid_namespace.h>
@@ -162,17 +161,12 @@ static int proc_root_readdir(struct file * filp,
unsigned int nr = filp->f_pos;
int ret;
- lock_kernel();
-
if (nr < FIRST_PROCESS_ENTRY) {
int error = proc_readdir(filp, dirent, filldir);
- if (error <= 0) {
- unlock_kernel();
+ if (error <= 0)
return error;
- }
filp->f_pos = FIRST_PROCESS_ENTRY;
}
- unlock_kernel();
ret = proc_pid_readdir(filp, dirent, filldir);
return ret;
diff --git a/fs/proc/task_nommu.c b/fs/proc/task_nommu.c
index 219bd79ea894..d4a8be32b902 100644
--- a/fs/proc/task_nommu.c
+++ b/fs/proc/task_nommu.c
@@ -9,7 +9,7 @@
/*
* Logic: we've got two memory sums for each process, "shared", and
- * "non-shared". Shared memory may get counted more then once, for
+ * "non-shared". Shared memory may get counted more than once, for
* each process that owns it. Non-shared memory is counted
* accurately.
*/
diff --git a/fs/super.c b/fs/super.c
index ddba069d7a99..cb20744ec789 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -38,6 +38,7 @@
#include <linux/kobject.h>
#include <linux/mutex.h>
#include <linux/file.h>
+#include <linux/async.h>
#include <asm/uaccess.h>
#include "internal.h"
@@ -71,6 +72,7 @@ static struct super_block *alloc_super(struct file_system_type *type)
INIT_HLIST_HEAD(&s->s_anon);
INIT_LIST_HEAD(&s->s_inodes);
INIT_LIST_HEAD(&s->s_dentry_lru);
+ INIT_LIST_HEAD(&s->s_async_list);
init_rwsem(&s->s_umount);
mutex_init(&s->s_lock);
lockdep_set_class(&s->s_umount, &type->s_umount_key);
@@ -289,11 +291,18 @@ void generic_shutdown_super(struct super_block *sb)
{
const struct super_operations *sop = sb->s_op;
+
if (sb->s_root) {
shrink_dcache_for_umount(sb);
fsync_super(sb);
lock_super(sb);
sb->s_flags &= ~MS_ACTIVE;
+
+ /*
+ * wait for asynchronous fs operations to finish before going further
+ */
+ async_synchronize_full_special(&sb->s_async_list);
+
/* bad name - it should be evict_inodes() */
invalidate_inodes(sb);
lock_kernel();
@@ -449,6 +458,7 @@ void sync_filesystems(int wait)
if (sb->s_flags & MS_RDONLY)
continue;
sb->s_need_sync_fs = 1;
+ async_synchronize_full_special(&sb->s_async_list);
}
restart:
diff --git a/fs/ubifs/Kconfig b/fs/ubifs/Kconfig
index 91ceeda7e5bf..e35b54d5059d 100644
--- a/fs/ubifs/Kconfig
+++ b/fs/ubifs/Kconfig
@@ -40,7 +40,7 @@ config UBIFS_FS_ZLIB
depends on UBIFS_FS
default y
help
- Zlib copresses better then LZO but it is slower. Say 'Y' if unsure.
+ Zlib compresses better than LZO but it is slower. Say 'Y' if unsure.
# Debugging-related stuff
config UBIFS_FS_DEBUG
diff --git a/fs/ubifs/budget.c b/fs/ubifs/budget.c
index 0e5e54d82924..175f9c590b77 100644
--- a/fs/ubifs/budget.c
+++ b/fs/ubifs/budget.c
@@ -142,7 +142,7 @@ static long long get_liability(struct ubifs_info *c)
*
* This function is called when an operation cannot be budgeted because there
* is supposedly no free space. But in most cases there is some free space:
- * o budgeting is pessimistic, so it always budgets more then it is actually
+ * o budgeting is pessimistic, so it always budgets more than it is actually
* needed, so shrinking the liability is one way to make free space - the
* cached data will take less space then it was budgeted for;
* o GC may turn some dark space into free space (budgeting treats dark space
@@ -606,7 +606,7 @@ void ubifs_release_budget(struct ubifs_info *c, struct ubifs_budget_req *req)
* @c: UBIFS file-system description object
*
* This function converts budget which was allocated for a new page of data to
- * the budget of changing an existing page of data. The latter is smaller then
+ * the budget of changing an existing page of data. The latter is smaller than
* the former, so this function only does simple re-calculation and does not
* involve any write-back.
*/
diff --git a/fs/ubifs/gc.c b/fs/ubifs/gc.c
index 0bef6501d58a..9832f9abe28e 100644
--- a/fs/ubifs/gc.c
+++ b/fs/ubifs/gc.c
@@ -45,7 +45,7 @@
#define SMALL_NODE_WM UBIFS_MAX_DENT_NODE_SZ
/*
- * GC may need to move more then one LEB to make progress. The below constants
+ * GC may need to move more than one LEB to make progress. The below constants
* define "soft" and "hard" limits on the number of LEBs the garbage collector
* may move.
*/
diff --git a/fs/ubifs/journal.c b/fs/ubifs/journal.c
index 10ae25b7d1db..9b7c54e0cd2a 100644
--- a/fs/ubifs/journal.c
+++ b/fs/ubifs/journal.c
@@ -191,7 +191,7 @@ again:
if (wbuf->lnum != -1 && avail >= len) {
/*
* Someone else has switched the journal head and we have
- * enough space now. This happens when more then one process is
+ * enough space now. This happens when more than one process is
* trying to write to the same journal head at the same time.
*/
dbg_jnl("return LEB %d back, already have LEB %d:%d",
diff --git a/fs/ubifs/shrinker.c b/fs/ubifs/shrinker.c
index f248533841a2..e7bab52a1410 100644
--- a/fs/ubifs/shrinker.c
+++ b/fs/ubifs/shrinker.c
@@ -151,7 +151,7 @@ static int shrink_tnc(struct ubifs_info *c, int nr, int age, int *contention)
* @contention: if any contention, this is set to %1
*
* This function walks the list of mounted UBIFS file-systems and frees clean
- * znodes which are older then @age, until at least @nr znodes are freed.
+ * znodes which are older than @age, until at least @nr znodes are freed.
* Returns the number of freed znodes.
*/
static int shrink_tnc_trees(int nr, int age, int *contention)
diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/linux-2.6/xfs_super.c
index 36f6cc703ef2..be846d606ae8 100644
--- a/fs/xfs/linux-2.6/xfs_super.c
+++ b/fs/xfs/linux-2.6/xfs_super.c
@@ -1348,7 +1348,7 @@ xfs_finish_flags(
{
int ronly = (mp->m_flags & XFS_MOUNT_RDONLY);
- /* Fail a mount where the logbuf is smaller then the log stripe */
+ /* Fail a mount where the logbuf is smaller than the log stripe */
if (xfs_sb_version_haslogv2(&mp->m_sb)) {
if (mp->m_logbsize <= 0 &&
mp->m_sb.sb_logsunit > XLOG_BIG_RECORD_BSIZE) {
generated by cgit (git 2.34.1) at 2024-06-26 08:12:26 +0000