From: Pranjal Shrivastava <praan@google.com>
To: Nicolin Chen <nicolinc@nvidia.com>
Cc: will@kernel.org, robin.murphy@arm.com, joro@8bytes.org,
jgg@nvidia.com, linux-arm-kernel@lists.infradead.org,
iommu@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] iommu/arm-smmu-v3: Do not continue in __arm_smmu_domain_inv_range()
Date: Tue, 24 Mar 2026 14:40:18 +0000 [thread overview]
Message-ID: <acKiUrnbe5ZGvPIl@google.com> (raw)
In-Reply-To: <20260321225041.11090-2-nicolinc@nvidia.com>
On Sat, Mar 21, 2026 at 03:50:40PM -0700, Nicolin Chen wrote:
> The loop in the __arm_smmu_domain_inv_range() is a while loop, not a for
> loop. So, using "continue" is wrong that would fail to move the needle.
>
> Meanwhile, though the current command is skipped, the batch still has to
> go through arm_smmu_invs_end_batch() to be issued accordingly.
>
> Thus, use "break" to fix the issue.
>
> Fixes: 587bb3e56a2c ("iommu/arm-smmu-v3: Add arm_smmu_invs based arm_smmu_domain_inv_range()")
> Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
> ---
> drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
Reviewed-by: Pranjal Shrivastava <praan@google.com>
Thanks,
Praan
next prev parent reply other threads:[~2026-03-24 14:40 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-21 22:50 [PATCH 0/2] iommu/arm-smmu-v3: Fix bugs and typos in arm_smmu_invs series Nicolin Chen
2026-03-21 22:50 ` [PATCH 1/2] iommu/arm-smmu-v3: Do not continue in __arm_smmu_domain_inv_range() Nicolin Chen
2026-03-23 23:39 ` Jason Gunthorpe
2026-03-24 14:40 ` Pranjal Shrivastava [this message]
2026-03-21 22:50 ` [PATCH 2/2] iommu/arm-smmu-v3: Fix typos introduced by arm_smmu_invs Nicolin Chen
2026-03-23 22:11 ` Jason Gunthorpe
2026-03-24 15:08 ` [PATCH 0/2] iommu/arm-smmu-v3: Fix bugs and typos in arm_smmu_invs series Will Deacon
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