From: Jonathan Cameron <jonathan.cameron@huawei.com>
To: Ryan Roberts <ryan.roberts@arm.com>
Cc: Will Deacon <will@kernel.org>, Ard Biesheuvel <ardb@kernel.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Oliver Upton <oliver.upton@linux.dev>,
Marc Zyngier <maz@kernel.org>, "Dev Jain" <dev.jain@arm.com>,
Linu Cherian <Linu.Cherian@arm.com>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 09/13] arm64: mm: Refactor flush_tlb_page() to use __tlbi_level_asid()
Date: Tue, 27 Jan 2026 12:25:21 +0000 [thread overview]
Message-ID: <20260127122521.00007d48@huawei.com> (raw)
In-Reply-To: <20260119172202.1681510-10-ryan.roberts@arm.com>
On Mon, 19 Jan 2026 17:21:56 +0000
Ryan Roberts <ryan.roberts@arm.com> wrote:
> Now that we have __tlbi_level_asid(), let's refactor the
> *flush_tlb_page*() variants to use it rather than open coding.
>
> The emitted tlbi(s) is/are intended to be exactly the same as before; no
> TTL hint is provided. Although the spec for flush_tlb_page() allows for
> setting the TTL hint to 3, it turns out that
> flush_tlb_fix_spurious_fault_pmd() depends on
> local_flush_tlb_page_nonotify() to invalidate the level 2 entry. This
> will be fixed separately.
>
> Reviewed-by: Linu Cherian <linu.cherian@arm.com>
> Signed-off-by: Ryan Roberts <ryan.roberts@arm.com>
Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com>
next prev parent reply other threads:[~2026-01-27 12:25 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-19 17:21 [PATCH v2 00/13] arm64: Refactor TLB invalidation API and implementation Ryan Roberts
2026-01-19 17:21 ` [PATCH v2 01/13] arm64: mm: Re-implement the __tlbi_level macro as a C function Ryan Roberts
2026-01-27 11:12 ` Jonathan Cameron
2026-01-19 17:21 ` [PATCH v2 02/13] arm64: mm: Introduce a C wrapper for by-range TLB invalidation Ryan Roberts
2026-01-27 11:19 ` Jonathan Cameron
2026-01-19 17:21 ` [PATCH v2 03/13] arm64: mm: Implicitly invalidate user ASID based on TLBI operation Ryan Roberts
2026-01-27 11:31 ` Jonathan Cameron
2026-01-19 17:21 ` [PATCH v2 04/13] arm64: mm: Push __TLBI_VADDR() into __tlbi_level() Ryan Roberts
2026-01-27 11:37 ` Jonathan Cameron
2026-01-27 13:26 ` Ryan Roberts
2026-01-19 17:21 ` [PATCH v2 05/13] arm64: mm: Inline __TLBI_VADDR_RANGE() into __tlbi_range() Ryan Roberts
2026-01-27 11:46 ` Jonathan Cameron
2026-01-19 17:21 ` [PATCH v2 06/13] arm64: mm: Re-implement the __flush_tlb_range_op macro in C Ryan Roberts
2026-01-27 12:06 ` Jonathan Cameron
2026-01-19 17:21 ` [PATCH v2 07/13] arm64: mm: Simplify __TLBI_RANGE_NUM() macro Ryan Roberts
2026-01-27 12:09 ` Jonathan Cameron
2026-01-19 17:21 ` [PATCH v2 08/13] arm64: mm: Simplify __flush_tlb_range_limit_excess() Ryan Roberts
2026-01-27 12:15 ` Jonathan Cameron
2026-01-19 17:21 ` [PATCH v2 09/13] arm64: mm: Refactor flush_tlb_page() to use __tlbi_level_asid() Ryan Roberts
2026-01-27 12:25 ` Jonathan Cameron [this message]
2026-01-19 17:21 ` [PATCH v2 10/13] arm64: mm: Refactor __flush_tlb_range() to take flags Ryan Roberts
2026-01-27 12:28 ` Jonathan Cameron
2026-01-19 17:21 ` [PATCH v2 11/13] arm64: mm: More flags for __flush_tlb_range() Ryan Roberts
2026-01-27 12:45 ` Jonathan Cameron
2026-01-27 13:50 ` Ryan Roberts
2026-01-27 14:11 ` Jonathan Cameron
2026-01-27 14:14 ` Jonathan Cameron
2026-01-27 14:47 ` Ryan Roberts
2026-01-19 17:21 ` [PATCH v2 12/13] arm64: mm: Wrap flush_tlb_page() around ___flush_tlb_range() Ryan Roberts
2026-01-27 12:59 ` Jonathan Cameron
2026-01-27 14:03 ` Ryan Roberts
2026-01-27 14:08 ` Jonathan Cameron
2026-01-19 17:22 ` [PATCH v2 13/13] arm64: mm: Provide level hint for flush_tlb_page() Ryan Roberts
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