ARM: OMAP: Convert dsp_mem semaphore to mutex

Convert dsp_mem semaphore to mutex

diff --git a/arch/arm/plat-omap/dsp/dsp_mem.c b/arch/arm/plat-omap/dsp/dsp_mem.c
index 3d2fc16c68ae8dd967d262ab62d3dbbb7fe90979..a998db7beab1c3a4fae4246b8609efc5fd6941f7 100644 (file)
--- a/arch/arm/plat-omap/dsp/dsp_mem.c
+++ b/arch/arm/plat-omap/dsp/dsp_mem.c
@@ -1252,7 +1252,7 @@ static loff_t dsp_mem_lseek(struct file *file, loff_t offset, int orig)
 {
        loff_t ret;
 
-       down(&file->f_dentry->d_inode->i_sem);
+       mutex_lock(&file->f_dentry->d_inode->i_mutex);
        switch (orig) {
        case 0:
                file->f_pos = offset;
@@ -1265,7 +1265,7 @@ static loff_t dsp_mem_lseek(struct file *file, loff_t offset, int orig)
        default:
                ret = -EINVAL;
        }
-       up(&file->f_dentry->d_inode->i_sem);
+       mutex_unlock(&file->f_dentry->d_inode->i_mutex);
        return ret;
 }