diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2010-02-18 05:22:59 +0300 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2010-02-19 06:52:30 +0300 |
| commit | 7d725bdc1b25b9c4ff7c14e43d0d0d6c3d677727 (patch) | |
| tree | d614fdb26e5e0d9b3a4985076a8b1ee1e091daaf /arch/powerpc/platforms/powermac/nvram.c | |
| parent | be833f3371bd9580d9f5a507390d72452577f394 (diff) | |
| download | linux-7d725bdc1b25b9c4ff7c14e43d0d0d6c3d677727.tar.xz | |
powerpc: Convert nv_lock to raw_spinlock
nv_lock needs to be a real spinlock in RT. Convert it to raw_spinlock.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/platforms/powermac/nvram.c')
| -rw-r--r-- | arch/powerpc/platforms/powermac/nvram.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/powerpc/platforms/powermac/nvram.c b/arch/powerpc/platforms/powermac/nvram.c index c6f0f9e738e5..80a5258d0364 100644 --- a/arch/powerpc/platforms/powermac/nvram.c +++ b/arch/powerpc/platforms/powermac/nvram.c @@ -80,7 +80,7 @@ static int is_core_99; static int core99_bank = 0; static int nvram_partitions[3]; // XXX Turn that into a sem -static DEFINE_SPINLOCK(nv_lock); +static DEFINE_RAW_SPINLOCK(nv_lock); static int (*core99_write_bank)(int bank, u8* datas); static int (*core99_erase_bank)(int bank); @@ -165,10 +165,10 @@ static unsigned char indirect_nvram_read_byte(int addr) unsigned char val; unsigned long flags; - spin_lock_irqsave(&nv_lock, flags); + raw_spin_lock_irqsave(&nv_lock, flags); out_8(nvram_addr, addr >> 5); val = in_8(&nvram_data[(addr & 0x1f) << 4]); - spin_unlock_irqrestore(&nv_lock, flags); + raw_spin_unlock_irqrestore(&nv_lock, flags); return val; } @@ -177,10 +177,10 @@ static void indirect_nvram_write_byte(int addr, unsigned char val) { unsigned long flags; - spin_lock_irqsave(&nv_lock, flags); + raw_spin_lock_irqsave(&nv_lock, flags); out_8(nvram_addr, addr >> 5); out_8(&nvram_data[(addr & 0x1f) << 4], val); - spin_unlock_irqrestore(&nv_lock, flags); + raw_spin_unlock_irqrestore(&nv_lock, flags); } @@ -481,7 +481,7 @@ static void core99_nvram_sync(void) if (!is_core_99 || !nvram_data || !nvram_image) return; - spin_lock_irqsave(&nv_lock, flags); + raw_spin_lock_irqsave(&nv_lock, flags); if (!memcmp(nvram_image, (u8*)nvram_data + core99_bank*NVRAM_SIZE, NVRAM_SIZE)) goto bail; @@ -503,7 +503,7 @@ static void core99_nvram_sync(void) if (core99_write_bank(core99_bank, nvram_image)) printk("nvram: Error writing bank %d\n", core99_bank); bail: - spin_unlock_irqrestore(&nv_lock, flags); + raw_spin_unlock_irqrestore(&nv_lock, flags); #ifdef DEBUG mdelay(2000); |