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authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-19 17:23:28 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-19 17:23:28 -0700
commit98c89cdd3a292af3451e47a2a33132f5183861b0 (patch)
treecfad77bcfd2d04fb0b9326a859803a1ab90b0757 /fs
parent164d44fd92e79d5bce54d0d62df9f856f7b23925 (diff)
parent99df95a22f7cfcf85405d4edc07c2d953542f0dd (diff)
Merge branch 'bkl/procfs' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing
* 'bkl/procfs' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing: sunrpc: Include missing smp_lock.h procfs: Kill the bkl in ioctl procfs: Push down the bkl from ioctl procfs: Use generic_file_llseek in /proc/vmcore procfs: Use generic_file_llseek in /proc/kmsg procfs: Use generic_file_llseek in /proc/kcore procfs: Kill BKL in llseek on proc base
Diffstat (limited to 'fs')
-rw-r--r--fs/proc/base.c10
-rw-r--r--fs/proc/inode.c4
-rw-r--r--fs/proc/kcore.c1
-rw-r--r--fs/proc/kmsg.c1
-rw-r--r--fs/proc/vmcore.c1
5 files changed, 14 insertions, 3 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 8418fcc0a6a..c7f9f23449d 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -730,6 +730,7 @@ out_no_task:
static const struct file_operations proc_info_file_operations = {
.read = proc_info_read,
+ .llseek = generic_file_llseek,
};
static int proc_single_show(struct seq_file *m, void *v)
@@ -987,6 +988,7 @@ out_no_task:
static const struct file_operations proc_environ_operations = {
.read = environ_read,
+ .llseek = generic_file_llseek,
};
static ssize_t oom_adjust_read(struct file *file, char __user *buf,
@@ -1060,6 +1062,7 @@ static ssize_t oom_adjust_write(struct file *file, const char __user *buf,
static const struct file_operations proc_oom_adjust_operations = {
.read = oom_adjust_read,
.write = oom_adjust_write,
+ .llseek = generic_file_llseek,
};
#ifdef CONFIG_AUDITSYSCALL
@@ -1131,6 +1134,7 @@ out_free_page:
static const struct file_operations proc_loginuid_operations = {
.read = proc_loginuid_read,
.write = proc_loginuid_write,
+ .llseek = generic_file_llseek,
};
static ssize_t proc_sessionid_read(struct file * file, char __user * buf,
@@ -1151,6 +1155,7 @@ static ssize_t proc_sessionid_read(struct file * file, char __user * buf,
static const struct file_operations proc_sessionid_operations = {
.read = proc_sessionid_read,
+ .llseek = generic_file_llseek,
};
#endif
@@ -1202,6 +1207,7 @@ static ssize_t proc_fault_inject_write(struct file * file,
static const struct file_operations proc_fault_inject_operations = {
.read = proc_fault_inject_read,
.write = proc_fault_inject_write,
+ .llseek = generic_file_llseek,
};
#endif
@@ -1943,7 +1949,7 @@ static ssize_t proc_fdinfo_read(struct file *file, char __user *buf,
}
static const struct file_operations proc_fdinfo_file_operations = {
- .open = nonseekable_open,
+ .open = nonseekable_open,
.read = proc_fdinfo_read,
};
@@ -2227,6 +2233,7 @@ out_no_task:
static const struct file_operations proc_pid_attr_operations = {
.read = proc_pid_attr_read,
.write = proc_pid_attr_write,
+ .llseek = generic_file_llseek,
};
static const struct pid_entry attr_dir_stuff[] = {
@@ -2347,6 +2354,7 @@ static ssize_t proc_coredump_filter_write(struct file *file,
static const struct file_operations proc_coredump_filter_operations = {
.read = proc_coredump_filter_read,
.write = proc_coredump_filter_write,
+ .llseek = generic_file_llseek,
};
#endif
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index d35b23238fb..aea8502e58a 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -232,9 +232,9 @@ static long proc_reg_unlocked_ioctl(struct file *file, unsigned int cmd, unsigne
if (rv == -ENOIOCTLCMD)
rv = -EINVAL;
} else if (ioctl) {
- lock_kernel();
+ WARN_ONCE(1, "Procfs ioctl handlers must use unlocked_ioctl, "
+ "%pf will be called without the Bkl held\n", ioctl);
rv = ioctl(file->f_path.dentry->d_inode, file, cmd, arg);
- unlock_kernel();
}
pde_users_dec(pde);
diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c
index 19979a2ce27..c837a77351b 100644
--- a/fs/proc/kcore.c
+++ b/fs/proc/kcore.c
@@ -558,6 +558,7 @@ static int open_kcore(struct inode *inode, struct file *filp)
static const struct file_operations proc_kcore_operations = {
.read = read_kcore,
.open = open_kcore,
+ .llseek = generic_file_llseek,
};
#ifdef CONFIG_MEMORY_HOTPLUG
diff --git a/fs/proc/kmsg.c b/fs/proc/kmsg.c
index cfe90a48a6e..bd4b5a740ff 100644
--- a/fs/proc/kmsg.c
+++ b/fs/proc/kmsg.c
@@ -53,6 +53,7 @@ static const struct file_operations proc_kmsg_operations = {
.poll = kmsg_poll,
.open = kmsg_open,
.release = kmsg_release,
+ .llseek = generic_file_llseek,
};
static int __init proc_kmsg_init(void)
diff --git a/fs/proc/vmcore.c b/fs/proc/vmcore.c
index 9fbc99ec799..91c817ff02c 100644
--- a/fs/proc/vmcore.c
+++ b/fs/proc/vmcore.c
@@ -163,6 +163,7 @@ static ssize_t read_vmcore(struct file *file, char __user *buffer,
static const struct file_operations proc_vmcore_operations = {
.read = read_vmcore,
+ .llseek = generic_file_llseek,
};
static struct vmcore* __init get_new_element(void)