From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5F64E3C8612; Sat, 28 Feb 2026 17:39:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772300383; cv=none; b=BoJYRLLgP8H4nswi6tzGfV/gVFh9KWp246bmo7zfzz8G4gThS8oz1u3yacnfQKAr4D3PIbgYtksPp6cLMZk9o/HMpKxEBrpsj9ftY3kGMf6IxiBW0aqkm9ciwXrNXBIZcEwhkenm+hZmxCvbWm3o3iNaQ0xO1TkacNZTnYzvQ/4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772300383; c=relaxed/simple; bh=FESLrKIy69xsfGW/tTxfnfUnMZGuw9zNEDOrNDVSBQ8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=WlmlQVkaaN8xp9Q1cM3drKVhkLM42DW7TH0tTCNLJD5Eq1QYARZmX2qFvgv8DOD8nusab/DOOMrY8t7PFhJjEmDD8Fb36kAk30WfFFq1JlPCtIQ3pSwDEwb5ujW1JocgMm7G49KDLebLaMDtFtWaLk6sLS6X8tS4krsHAQJIzkw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TE2PGgmc; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="TE2PGgmc" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AD112C116D0; Sat, 28 Feb 2026 17:39:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772300383; bh=FESLrKIy69xsfGW/tTxfnfUnMZGuw9zNEDOrNDVSBQ8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TE2PGgmc/6og8rA0vC5XKRvs1OOesnvyz4DKzgbjLIxoGwkun2ONEF+YM6LfOpgMd +Dk0tcWn4iaM/B6+EQi0vaXuuZGytSD1TPLZGzT9WYqu0KDI252JaJjXV7KfoLLIFy 2TYzKMzVu84YKk9hGUQvkj8AbJlXxcBDu3+SAybDh4RhefJOIgGt5XDZ9fCagfG7Ts OjmkLwOAmjOA+HsFjJ34PVS3gzT/2u6vs7iw86alhYyDBNnodKckrhyZ7onXk0XGNt /Ok8uGkLDALG25vZIdQHvXO0tXLo8g87IcyzaduLanYkIanLESlnM1MflEIDkt367v tOcnSHM5VqPlA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Mukesh R , Wei Liu , Sasha Levin Subject: [PATCH 6.19 419/844] x86/hyperv: Move hv crash init after hypercall pg setup Date: Sat, 28 Feb 2026 12:25:32 -0500 Message-ID: <20260228173244.1509663-420-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260228173244.1509663-1-sashal@kernel.org> References: <20260228173244.1509663-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit From: Mukesh R [ Upstream commit c3a6ae7ea2d3f507cbddb5818ccc65b9d84d6dc7 ] hv_root_crash_init() is not setting up the hypervisor crash collection for baremetal cases because when it's called, hypervisor page is not setup. Fix is simple, just move the crash init call after the hypercall page setup. Signed-off-by: Mukesh Rathor Signed-off-by: Wei Liu Signed-off-by: Sasha Levin --- arch/x86/hyperv/hv_init.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/x86/hyperv/hv_init.c b/arch/x86/hyperv/hv_init.c index 14de43f4bc6c1..7f3301bd081ec 100644 --- a/arch/x86/hyperv/hv_init.c +++ b/arch/x86/hyperv/hv_init.c @@ -558,7 +558,6 @@ void __init hyperv_init(void) memunmap(src); hv_remap_tsc_clocksource(); - hv_root_crash_init(); hv_sleep_notifiers_register(); } else { hypercall_msr.guest_physical_address = vmalloc_to_pfn(hv_hypercall_pg); @@ -567,6 +566,9 @@ void __init hyperv_init(void) hv_set_hypercall_pg(hv_hypercall_pg); + if (hv_root_partition()) /* after set hypercall pg */ + hv_root_crash_init(); + skip_hypercall_pg_init: /* * hyperv_init() is called before LAPIC is initialized: see -- 2.51.0