From: Samuel Zou Date: Tue, 12 May 2020 10:17:19 +0800 Subject: iommu/msm: Make msm_iommu_lock static Git-commit: c4e0f3b240041bf504e3a25e300eadb88f6a68eb Patch-mainline: v5.8-rc1 References: bsc#1175713 Fix the following sparse warning: drivers/iommu/msm_iommu.c:37:1: warning: symbol 'msm_iommu_lock' was not declared. The msm_iommu_lock has only call site within msm_iommu.c It should be static Fixes: 0720d1f052dc ("msm: Add MSM IOMMU support") Reported-by: Hulk Robot Signed-off-by: Samuel Zou Reviewed-by: Bjorn Andersson Link: https://lore.kernel.org/r/1589249839-105820-1-git-send-email-zou_wei@huawei.com Signed-off-by: Joerg Roedel --- drivers/iommu/msm_iommu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iommu/msm_iommu.c b/drivers/iommu/msm_iommu.c index 94a6df1bddd6..83414e226c9d 100644 --- a/drivers/iommu/msm_iommu.c +++ b/drivers/iommu/msm_iommu.c @@ -34,7 +34,7 @@ __asm__ __volatile__ ( \ /* bitmap of the page sizes currently supported */ #define MSM_IOMMU_PGSIZES (SZ_4K | SZ_64K | SZ_1M | SZ_16M) -DEFINE_SPINLOCK(msm_iommu_lock); +static DEFINE_SPINLOCK(msm_iommu_lock); static LIST_HEAD(qcom_iommu_devices); static struct iommu_ops msm_iommu_ops;