From: tangwenji <tang.wenji@xxxxxxxxxx>
The page addr should be update.
Signed-off-by: tangwenji <tang.wenji@xxxxxxxxxx>
Signed-off-by: Mike Christie <mchristi@xxxxxxxxxx>
---
drivers/target/target_core_user.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
index a415d87..6bcaa8b 100644
--- a/drivers/target/target_core_user.c
+++ b/drivers/target/target_core_user.c
@@ -455,12 +455,13 @@ static struct tcmu_cmd *tcmu_alloc_cmd(struct se_cmd *se_cmd)
static inline void tcmu_flush_dcache_range(void *vaddr, size_t size)
{
unsigned long offset = offset_in_page(vaddr);
+ void *start = vaddr - offset;
size = round_up(size+offset, PAGE_SIZE);
- vaddr -= offset;
while (size) {
- flush_dcache_page(virt_to_page(vaddr));
+ flush_dcache_page(virt_to_page(start));
+ start += PAGE_SIZE;
size -= PAGE_SIZE;
}
}
--
1.8.3.1
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