diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-12 14:27:24 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-12 14:27:24 -0800 |
| commit | 09cea96caa59fabab3030c53bd698b9b568d959a (patch) | |
| tree | a991cdc0c887fdcda37f4b751ee98d3db9559f4e /drivers/macintosh/nvram.c | |
| parent | 6eb7365db6f3a4a9d8d9922bb0b800f9cbaad641 (diff) | |
| parent | e090aa80321b64c3b793f3b047e31ecf1af9538d (diff) | |
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (151 commits)
powerpc: Fix usage of 64-bit instruction in 32-bit altivec code
MAINTAINERS: Add PowerPC patterns
powerpc/pseries: Track previous CPPR values to correctly EOI interrupts
powerpc/pseries: Correct pseries/dlpar.c build break without CONFIG_SMP
powerpc: Make "intspec" pointers in irq_host->xlate() const
powerpc/8xx: DTLB Miss cleanup
powerpc/8xx: Remove DIRTY pte handling in DTLB Error.
powerpc/8xx: Start using dcbX instructions in various copy routines
powerpc/8xx: Restore _PAGE_WRITETHRU
powerpc/8xx: Add missing Guarded setting in DTLB Error.
powerpc/8xx: Fixup DAR from buggy dcbX instructions.
powerpc/8xx: Tag DAR with 0x00f0 to catch buggy instructions.
powerpc/8xx: Update TLB asm so it behaves as linux mm expects.
powerpc/8xx: Invalidate non present TLBs
powerpc/pseries: Serialize cpu hotplug operations during deactivate Vs deallocate
pseries/pseries: Add code to online/offline CPUs of a DLPAR node
powerpc: stop_this_cpu: remove the cpu from the online map.
powerpc/pseries: Add kernel based CPU DLPAR handling
sysfs/cpu: Add probe/release files
powerpc/pseries: Kernel DLPAR Infrastructure
...
Diffstat (limited to 'drivers/macintosh/nvram.c')
| -rw-r--r-- | drivers/macintosh/nvram.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/macintosh/nvram.c b/drivers/macintosh/nvram.c index b195d753d2e..c876349c32d 100644 --- a/drivers/macintosh/nvram.c +++ b/drivers/macintosh/nvram.c @@ -13,7 +13,6 @@ #include <linux/fcntl.h> #include <linux/nvram.h> #include <linux/init.h> -#include <linux/smp_lock.h> #include <asm/uaccess.h> #include <asm/nvram.h> @@ -21,7 +20,6 @@ static loff_t nvram_llseek(struct file *file, loff_t offset, int origin) { - lock_kernel(); switch (origin) { case 1: offset += file->f_pos; @@ -30,12 +28,10 @@ static loff_t nvram_llseek(struct file *file, loff_t offset, int origin) offset += NVRAM_SIZE; break; } - if (offset < 0) { - unlock_kernel(); + if (offset < 0) return -EINVAL; - } + file->f_pos = offset; - unlock_kernel(); return file->f_pos; } @@ -76,8 +72,7 @@ static ssize_t write_nvram(struct file *file, const char __user *buf, return p - buf; } -static int nvram_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg) +static long nvram_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { switch(cmd) { case PMAC_NVRAM_GET_OFFSET: |