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| author | Arnd Bergmann <arnd@arndb.de> | 2008-05-20 19:15:36 +0200 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2008-06-20 14:05:54 -0600 |
| commit | 52e7c5e08201e20ddbe93cb1977869c38072bc2f (patch) | |
| tree | 21947b58d4c822f94b56dad8f70fc5a5e0329d75 /arch/mips/basler | |
| parent | 864fe51671c9e44fb9d02765623daac9acc26a8b (diff) | |
| download | blackbird-op-linux-52e7c5e08201e20ddbe93cb1977869c38072bc2f.tar.gz blackbird-op-linux-52e7c5e08201e20ddbe93cb1977869c38072bc2f.zip | |
basler-excite: BKL pushdown
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/mips/basler')
| -rw-r--r-- | arch/mips/basler/excite/excite_iodev.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/mips/basler/excite/excite_iodev.c b/arch/mips/basler/excite/excite_iodev.c index 476d20e08d0e..a1e3526b4a94 100644 --- a/arch/mips/basler/excite/excite_iodev.c +++ b/arch/mips/basler/excite/excite_iodev.c @@ -26,6 +26,7 @@ #include <linux/interrupt.h> #include <linux/platform_device.h> #include <linux/miscdevice.h> +#include <linux/smp_lock.h> #include "excite_iodev.h" @@ -110,8 +111,14 @@ static int __exit iodev_remove(struct device *dev) static int iodev_open(struct inode *i, struct file *f) { - return request_irq(iodev_irq, iodev_irqhdl, IRQF_DISABLED, + int ret; + + lock_kernel(); + ret = request_irq(iodev_irq, iodev_irqhdl, IRQF_DISABLED, iodev_name, &miscdev); + unlock_kernel(); + + return ret; } static int iodev_release(struct inode *i, struct file *f) |
