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authorVineet Gupta <vgupta@synopsys.com>2014-09-24 11:36:20 +0530
committerVineet Gupta <vgupta@synopsys.com>2014-10-13 14:46:18 +0530
commitc59414cca188e561d450b77e44ad281579946f18 (patch)
tree8831d08d4505f01fdc36e563817e2a8ec2916cf1 /arch/arc
parent68d8feee85dd9ff68a2d740c90b08dc4ae2fb8e5 (diff)
downloadlinux-stericsson-c59414cca188e561d450b77e44ad281579946f18.tar.gz
ARC: refactoring: reduce the scope of some local vars
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc')
-rw-r--r--arch/arc/mm/cache_arc700.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/arch/arc/mm/cache_arc700.c b/arch/arc/mm/cache_arc700.c
index 9e1142729fd1..8c3a3e02ba92 100644
--- a/arch/arc/mm/cache_arc700.c
+++ b/arch/arc/mm/cache_arc700.c
@@ -530,16 +530,9 @@ EXPORT_SYMBOL(dma_cache_wback);
*/
void flush_icache_range(unsigned long kstart, unsigned long kend)
{
- unsigned int tot_sz, off, sz;
- unsigned long phy, pfn;
+ unsigned int tot_sz;
- /* printk("Kernel Cache Cohenercy: %lx to %lx\n",kstart, kend); */
-
- /* This is not the right API for user virtual address */
- if (kstart < TASK_SIZE) {
- BUG_ON("Flush icache range for user virtual addr space");
- return;
- }
+ WARN(kstart < TASK_SIZE, "%s() can't handle user vaddr", __func__);
/* Shortcut for bigger flush ranges.
* Here we don't care if this was kernel virtual or phy addr
@@ -572,6 +565,9 @@ void flush_icache_range(unsigned long kstart, unsigned long kend)
* straddles across 2 virtual pages and hence need for loop
*/
while (tot_sz > 0) {
+ unsigned int off, sz;
+ unsigned long phy, pfn;
+
off = kstart % PAGE_SIZE;
pfn = vmalloc_to_pfn((void *)kstart);
phy = (pfn << PAGE_SHIFT) + off;