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From: Vincent Donnefort <vdonnefort@google.com>
To: rostedt@goodmis.org, mhiramat@kernel.org,
	mathieu.desnoyers@efficios.com,
	 linux-trace-kernel@vger.kernel.org, maz@kernel.org,
	oliver.upton@linux.dev,  joey.gouly@arm.com,
	suzuki.poulose@arm.com, yuzenghui@huawei.com
Cc: kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
	 jstultz@google.com, qperret@google.com, will@kernel.org,
	 kernel-team@android.com, linux-kernel@vger.kernel.org,
	 Vincent Donnefort <vdonnefort@google.com>
Subject: [PATCH 03/11] KVM: arm64: Support unaligned fixmap in the nVHE hyp
Date: Mon, 24 Feb 2025 12:13:45 +0000	[thread overview]
Message-ID: <20250224121353.98697-4-vdonnefort@google.com> (raw)
In-Reply-To: <20250224121353.98697-1-vdonnefort@google.com>

Return the fixmap VA with the page offset, instead of the page base
address.

Signed-off-by: Vincent Donnefort <vdonnefort@google.com>

diff --git a/arch/arm64/kvm/hyp/nvhe/mm.c b/arch/arm64/kvm/hyp/nvhe/mm.c
index f41c7440b34b..720cc3b36596 100644
--- a/arch/arm64/kvm/hyp/nvhe/mm.c
+++ b/arch/arm64/kvm/hyp/nvhe/mm.c
@@ -240,7 +240,7 @@ void *hyp_fixmap_map(phys_addr_t phys)
 	WRITE_ONCE(*ptep, pte);
 	dsb(ishst);
 
-	return (void *)slot->addr;
+	return (void *)slot->addr + offset_in_page(phys);
 }
 
 static void fixmap_clear_slot(struct hyp_fixmap_slot *slot)
-- 
2.48.1.601.g30ceb7b040-goog



  parent reply	other threads:[~2025-02-24 13:13 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-24 12:13 [PATCH 00/11] Tracefs support for pKVM Vincent Donnefort
2025-02-24 12:13 ` [PATCH 01/11] ring-buffer: Introduce ring-buffer remote Vincent Donnefort
2025-02-24 12:13 ` [PATCH 02/11] ring-buffer: Expose buffer_data_page material Vincent Donnefort
2025-03-06 19:56   ` Steven Rostedt
2025-02-24 12:13 ` Vincent Donnefort [this message]
2025-02-24 12:13 ` [PATCH 04/11] KVM: arm64: Add clock support in the nVHE hyp Vincent Donnefort
2025-02-24 12:13 ` [PATCH 05/11] KVM: arm64: Add tracing support for the pKVM hyp Vincent Donnefort
2025-02-24 12:13 ` [PATCH 06/11] KVM: arm64: Add hyp tracing to tracefs Vincent Donnefort
2025-02-24 12:13 ` [PATCH 07/11] KVM: arm64: Add clock for hyp tracefs Vincent Donnefort
2025-02-24 12:13 ` [PATCH 08/11] KVM: arm64: Add raw interface " Vincent Donnefort
2025-02-24 12:13 ` [PATCH 09/11] KVM: arm64: Add trace " Vincent Donnefort
2025-02-24 12:13 ` [PATCH 10/11] KVM: arm64: Add support for hyp events Vincent Donnefort
2025-02-24 12:13 ` [PATCH 11/11] KVM: arm64: Add kselftest for tracefs hyp tracefs Vincent Donnefort

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