diff options
| author |   Arnd Bergmann <arnd@arndb.de> | 2010-03-17 23:06:02 +0100 |
|---|---|---|
| committer |   Frederic Weisbecker <fweisbec@gmail.com> | 2010-04-09 16:29:12 +0200 |
| commit | 87df842410ce5a86fdca9fbec0dba80d2aa88b6f (patch) | |
| tree | e8d311184e8f2695a961935882ad5269724fce04 /fs/proc | |
| parent | Linux 2.6.34-rc3 (diff) | |
| download | linux-dev-87df842410ce5a86fdca9fbec0dba80d2aa88b6f.tar.xz linux-dev-87df842410ce5a86fdca9fbec0dba80d2aa88b6f.zip | |
procfs: Kill BKL in llseek on proc base
We don't use the BKL elsewhere, so use generic_file_llseek
so we can avoid default_llseek taking the BKL.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
[restore proc_fdinfo_file_operations as non-seekable]
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: John Kacur <jkacur@redhat.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Diffstat (limited to 'fs/proc')
| -rw-r--r-- | fs/proc/base.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c index a7310841c831..95d91cf3e24c 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -728,6 +728,7 @@ 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) @@ -985,6 +986,7 @@ 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, @@ -1058,6 +1060,7 @@ 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 @@ -1129,6 +1132,7 @@ 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, @@ -1149,6 +1153,7 @@ 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 @@ -1200,6 +1205,7 @@ 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 @@ -1941,7 +1947,7 @@ 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, }; @@ -2225,6 +2231,7 @@ 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[] = { @@ -2345,6 +2352,7 @@ 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 |