linux-kernel - [PATCH v2 07/15] drm/msm: Print all 64 bits of the faulting IOMMU address

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1558455243-32746-8-git-send-email-jcrouse@codeaurora.org>
Date:   Tue, 21 May 2019 10:13:55 -0600
From:   Jordan Crouse <jcrouse@...eaurora.org>
To:     freedreno@...ts.freedesktop.org
Cc:     jean-philippe.brucker@....com, linux-arm-msm@...r.kernel.org,
        hoegsberg@...gle.com, dianders@...omium.org,
        Sean Paul <sean@...rly.run>, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, Rob Clark <robdclark@...il.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>
Subject: [PATCH v2 07/15] drm/msm: Print all 64 bits of the faulting IOMMU address

When we move to 64 bit addressing for a5xx and a6xx targets we will start
seeing pagefaults at larger addresses so format them appropriately in the
log message for easier debugging.

Signed-off-by: Jordan Crouse <jcrouse@...eaurora.org>
---

 drivers/gpu/drm/msm/msm_iommu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/msm_iommu.c b/drivers/gpu/drm/msm/msm_iommu.c
index 12bb54c..1926329 100644
--- a/drivers/gpu/drm/msm/msm_iommu.c
+++ b/drivers/gpu/drm/msm/msm_iommu.c
@@ -30,7 +30,7 @@ static int msm_fault_handler(struct iommu_domain *domain, struct device *dev,
 	struct msm_iommu *iommu = arg;
 	if (iommu->base.handler)
 		return iommu->base.handler(iommu->base.arg, iova, flags);
-	pr_warn_ratelimited("*** fault: iova=%08lx, flags=%d\n", iova, flags);
+	pr_warn_ratelimited("*** fault: iova=%16lx, flags=%d\n", iova, flags);
 	return 0;
 }
 
-- 
2.7.4