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| author | Arnd Bergmann <arnd@arndb.de> | 2010-04-27 00:24:05 +0200 |
|---|---|---|
| committer | Frederic Weisbecker <fweisbec@gmail.com> | 2010-05-17 05:27:41 +0200 |
| commit | 55929332c92e5d34d65a8f784604c92677ea3e15 (patch) | |
| tree | 555e922d470336d07ace32bb564ac5358379a3c4 /drivers/char/ipmi/ipmi_devintf.c | |
| parent | 703c631ebbcadcfd861d01e697fdda7c388fec9a (diff) | |
| download | linux-55929332c92e5d34d65a8f784604c92677ea3e15.tar.gz linux-55929332c92e5d34d65a8f784604c92677ea3e15.tar.bz2 linux-55929332c92e5d34d65a8f784604c92677ea3e15.zip | |
drivers: Push down BKL into various drivers
These are the last remaining device drivers using
the ->ioctl file operation in the drivers directory
(except from v4l drivers).
[fweisbec: drop i8k pushdown as it has been done from
procfs pushdown branch already]
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Diffstat (limited to 'drivers/char/ipmi/ipmi_devintf.c')
| -rw-r--r-- | drivers/char/ipmi/ipmi_devintf.c | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/drivers/char/ipmi/ipmi_devintf.c b/drivers/char/ipmi/ipmi_devintf.c index 65545de3dbf4..d8ec92a38980 100644 --- a/drivers/char/ipmi/ipmi_devintf.c +++ b/drivers/char/ipmi/ipmi_devintf.c @@ -228,8 +228,7 @@ static int handle_send_req(ipmi_user_t user, return rv; } -static int ipmi_ioctl(struct inode *inode, - struct file *file, +static int ipmi_ioctl(struct file *file, unsigned int cmd, unsigned long data) { @@ -630,6 +629,23 @@ static int ipmi_ioctl(struct inode *inode, return rv; } +/* + * Note: it doesn't make sense to take the BKL here but + * not in compat_ipmi_ioctl. -arnd + */ +static long ipmi_unlocked_ioctl(struct file *file, + unsigned int cmd, + unsigned long data) +{ + int ret; + + lock_kernel(); + ret = ipmi_ioctl(file, cmd, data); + unlock_kernel(); + + return ret; +} + #ifdef CONFIG_COMPAT /* @@ -802,7 +818,7 @@ static long compat_ipmi_ioctl(struct file *filep, unsigned int cmd, if (copy_to_user(precv64, &recv64, sizeof(recv64))) return -EFAULT; - rc = ipmi_ioctl(filep->f_path.dentry->d_inode, filep, + rc = ipmi_ioctl(filep, ((cmd == COMPAT_IPMICTL_RECEIVE_MSG) ? IPMICTL_RECEIVE_MSG : IPMICTL_RECEIVE_MSG_TRUNC), @@ -819,14 +835,14 @@ static long compat_ipmi_ioctl(struct file *filep, unsigned int cmd, return rc; } default: - return ipmi_ioctl(filep->f_path.dentry->d_inode, filep, cmd, arg); + return ipmi_ioctl(filep, cmd, arg); } } #endif static const struct file_operations ipmi_fops = { .owner = THIS_MODULE, - .ioctl = ipmi_ioctl, + .unlocked_ioctl = ipmi_unlocked_ioctl, #ifdef CONFIG_COMPAT .compat_ioctl = compat_ipmi_ioctl, #endif |