From: Zhen Lei <thunder.leizhen-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
To: Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>,
Joerg Roedel <joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>,
linux-arm-kernel
<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>,
iommu
<iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org>
Cc: Xinwei Hu <huxinwei-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>,
Zhen Lei
<thunder.leizhen-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>,
Zefan Li <lizefan-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>,
Tianhong Ding
<dingtianhong-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
Subject: [PATCH 2/8] iommu/arm-smmu: fix the index calculation of strtab
Date: Fri, 26 Jun 2015 16:32:58 +0800 [thread overview]
Message-ID: <1435307584-9812-3-git-send-email-thunder.leizhen@huawei.com> (raw)
In-Reply-To: <1435307584-9812-1-git-send-email-thunder.leizhen-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
The element size of cfg->strtab is just one DWORD, should use multiply
operation.
Signed-off-by: Zhen Lei <thunder.leizhen-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
---
drivers/iommu/arm-smmu-v3.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c
index ba7fe2d..2a5f810 100644
--- a/drivers/iommu/arm-smmu-v3.c
+++ b/drivers/iommu/arm-smmu-v3.c
@@ -1064,7 +1064,7 @@ static int arm_smmu_init_l2_strtab(struct arm_smmu_device *smmu, u32 sid)
return 0;
size = 1 << (STRTAB_SPLIT + ilog2(STRTAB_STE_DWORDS) + 3);
- strtab = &cfg->strtab[sid >> STRTAB_SPLIT << STRTAB_L1_DESC_DWORDS];
+ strtab = &cfg->strtab[(sid >> STRTAB_SPLIT) * STRTAB_L1_DESC_DWORDS];
desc->span = STRTAB_SPLIT + 1;
desc->l2ptr = dma_zalloc_coherent(smmu->dev, size, &desc->l2ptr_dma,
--
1.8.0
next prev parent reply other threads:[~2015-06-26 8:32 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-26 8:32 [PATCH 0/8] iommu/arm-smmu: bugfixs and add support for non-pci devices Zhen Lei
[not found] ` <1435307584-9812-1-git-send-email-thunder.leizhen-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2015-06-26 8:32 ` [PATCH 1/8] iommu/arm-smmu: fix the assignment of log2size field Zhen Lei
[not found] ` <1435307584-9812-2-git-send-email-thunder.leizhen-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2015-06-29 17:05 ` Will Deacon
[not found] ` <20150629170517.GH17474-5wv7dgnIgG8@public.gmane.org>
2015-06-30 3:47 ` leizhen
2015-06-26 8:32 ` Zhen Lei [this message]
[not found] ` <1435307584-9812-3-git-send-email-thunder.leizhen-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2015-06-29 17:17 ` [PATCH 2/8] iommu/arm-smmu: fix the index calculation of strtab Will Deacon
2015-06-26 8:32 ` [PATCH 3/8] iommu/arm-smmu: fix the values of ARM64_TCR_IRGN0_SHIFT and ARM64_TCR_ORGN0_SHIFT Zhen Lei
[not found] ` <1435307584-9812-4-git-send-email-thunder.leizhen-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2015-06-29 17:25 ` Will Deacon
[not found] ` <20150629172531.GJ17474-5wv7dgnIgG8@public.gmane.org>
2015-06-30 3:57 ` leizhen
[not found] ` <559213AE.6060206-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2015-06-30 14:11 ` Will Deacon
2015-06-26 8:33 ` [PATCH 4/8] iommu/arm-smmu: set EPD1 to disable TT1 translation table walk Zhen Lei
[not found] ` <1435307584-9812-5-git-send-email-thunder.leizhen-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2015-06-29 17:26 ` Will Deacon
[not found] ` <20150629172622.GK17474-5wv7dgnIgG8@public.gmane.org>
2015-06-30 4:40 ` leizhen
2015-06-26 8:33 ` [PATCH 5/8] iommu/arm-smmu: rename __arm_smmu_get_pci_sid Zhen Lei
2015-06-26 8:33 ` [PATCH 6/8] iommu/arm-smmu: add support for non-pci devices Zhen Lei
[not found] ` <1435307584-9812-7-git-send-email-thunder.leizhen-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2015-06-29 17:28 ` Will Deacon
[not found] ` <20150629172831.GL17474-5wv7dgnIgG8@public.gmane.org>
2015-06-30 8:51 ` leizhen
2015-06-30 11:26 ` Robin Murphy
[not found] ` <55927CEC.4090900-5wv7dgnIgG8@public.gmane.org>
2015-07-01 2:16 ` leizhen
2015-06-26 8:33 ` [PATCH 7/8] iommu/arm-smmu: enlarge STRTAB_L1_SZ_SHIFT to support larger sidsize Zhen Lei
[not found] ` <1435307584-9812-8-git-send-email-thunder.leizhen-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2015-06-29 17:35 ` Will Deacon
[not found] ` <20150629173539.GM17474-5wv7dgnIgG8@public.gmane.org>
2015-06-30 8:57 ` leizhen
2015-06-26 8:33 ` [PATCH 8/8] iommu/arm-smmu: suppress fault information about CMD_PREFETCH_CONFIG execution Zhen Lei
[not found] ` <1435307584-9812-9-git-send-email-thunder.leizhen-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2015-06-29 17:49 ` Will Deacon
[not found] ` <20150629174909.GN17474-5wv7dgnIgG8@public.gmane.org>
2015-06-30 9:18 ` leizhen
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