From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 949AA2D5920; Wed, 8 Oct 2025 23:34:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=13.77.154.182 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759966473; cv=none; b=JXDXPz8583mC5d7rkNqE+o8T60jhkeLdgpoEX3fxAlOUsZVXo+pvhkDAjITR1bZ9ch/bcyDSHff3lpRpXRpo3qR2Bvcz3XEmpnmKWsZ3a6xoPHsNEoOisbmhFH9uA3x4EYaxj/SokTXW6lVeVOa1JcK+Xy9/6j13jZZyOhzKRvQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759966473; c=relaxed/simple; bh=yfJOYFcpcaft9gfk4TP1GboP8J7q/Uygy2ixjcvgtwc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=HUGYyIAHFx3m1BaZfHXXk7b03XNLBjhJlNTiZpoUpncIsFYk8aX4KHVDua7Jmiafangn7XhDOZUfLgrqxvz31gKklsQN+58IqObeIuYrtEtcDg7V2NEwT6VMeiS3BbihavO6xOtKMenDt9lTTeKKy2scOTOqHcfrYiJrQY8YQyM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.microsoft.com; spf=pass smtp.mailfrom=linux.microsoft.com; dkim=pass (1024-bit key) header.d=linux.microsoft.com header.i=@linux.microsoft.com header.b=ecR6nViU; arc=none smtp.client-ip=13.77.154.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.microsoft.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.microsoft.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.microsoft.com header.i=@linux.microsoft.com header.b="ecR6nViU" Received: from romank-3650.corp.microsoft.com (unknown [131.107.1.188]) by linux.microsoft.com (Postfix) with ESMTPSA id 8DC6B211B7A0; Wed, 8 Oct 2025 16:34:30 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 8DC6B211B7A0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1759966470; bh=8Mh8PV+ES1bK1a1G4y3sHqCiVkIAXlaKpbQtNpSOMQQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ecR6nViUz3OyBhJWgJqJu0rszTG6o1bPWAP/b76AOR5CA8WqWRjt6OcVVK7lBNFpc pgs1a1KkrBblrV06KFYXmA3cyqa2DgWgso8farGW3YF4vQAt9Bab1AMAdRXvbu+XbT Qnitq+xOpevyKjbOHGReC/aqELGadYsWXPVV13oU= From: Roman Kisel To: arnd@arndb.de, bp@alien8.de, bagasdotme@gmail.com, corbet@lwn.net, dave.hansen@linux.intel.com, decui@microsoft.com, haiyangz@microsoft.com, hpa@zytor.com, kys@microsoft.com, mikelley@microsoft.com, mingo@redhat.com, tglx@linutronix.de, Tianyu.Lan@microsoft.com, wei.liu@kernel.org, x86@kernel.org, linux-hyperv@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org Cc: benhill@microsoft.com, bperkins@microsoft.com, sunilmut@microsoft.com Subject: [PATCH hyperv-next v7 11/17] Drivers: hv: Rename the SynIC enable and disable routines Date: Wed, 8 Oct 2025 16:34:13 -0700 Message-ID: <20251008233419.20372-12-romank@linux.microsoft.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251008233419.20372-1-romank@linux.microsoft.com> References: <20251008233419.20372-1-romank@linux.microsoft.com> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The confidential VMBus requires support for the both hypervisor facing SynIC and the paravisor one. Rename the functions that enable and disable SynIC with the hypervisor. No functional changes. Signed-off-by: Roman Kisel Reviewed-by: Tianyu Lan Reviewed-by: Michael Kelley --- drivers/hv/channel_mgmt.c | 2 +- drivers/hv/hv.c | 11 ++++++----- drivers/hv/hyperv_vmbus.h | 4 ++-- drivers/hv/vmbus_drv.c | 6 +++--- 4 files changed, 12 insertions(+), 11 deletions(-) diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c index 1a33c6944b3c..6d66cbc9030b 100644 --- a/drivers/hv/channel_mgmt.c +++ b/drivers/hv/channel_mgmt.c @@ -846,7 +846,7 @@ static void vmbus_wait_for_unload(void) /* * In a CoCo VM the hyp_synic_message_page is not allocated * in hv_synic_alloc(). Instead it is set/cleared in - * hv_synic_enable_regs() and hv_synic_disable_regs() + * hv_hyp_synic_enable_regs() and hv_hyp_synic_disable_regs() * such that it is set only when the CPU is online. If * not all present CPUs are online, the message page * might be NULL, so skip such CPUs. diff --git a/drivers/hv/hv.c b/drivers/hv/hv.c index 8e102bcc0be8..76138ebe7c0c 100644 --- a/drivers/hv/hv.c +++ b/drivers/hv/hv.c @@ -268,9 +268,10 @@ void hv_synic_free(void) } /* - * hv_synic_enable_regs - Initialize the Synthetic Interrupt Controller. + * hv_hyp_synic_enable_regs - Initialize the Synthetic Interrupt Controller + * with the hypervisor. */ -void hv_synic_enable_regs(unsigned int cpu) +void hv_hyp_synic_enable_regs(unsigned int cpu) { struct hv_per_cpu_context *hv_cpu = per_cpu_ptr(hv_context.cpu_context, cpu); @@ -336,14 +337,14 @@ void hv_synic_enable_regs(unsigned int cpu) int hv_synic_init(unsigned int cpu) { - hv_synic_enable_regs(cpu); + hv_hyp_synic_enable_regs(cpu); hv_stimer_legacy_init(cpu, VMBUS_MESSAGE_SINT); return 0; } -void hv_synic_disable_regs(unsigned int cpu) +void hv_hyp_synic_disable_regs(unsigned int cpu) { struct hv_per_cpu_context *hv_cpu = per_cpu_ptr(hv_context.cpu_context, cpu); @@ -530,7 +531,7 @@ int hv_synic_cleanup(unsigned int cpu) always_cleanup: hv_stimer_legacy_cleanup(cpu); - hv_synic_disable_regs(cpu); + hv_hyp_synic_disable_regs(cpu); return ret; } diff --git a/drivers/hv/hyperv_vmbus.h b/drivers/hv/hyperv_vmbus.h index 3c70051c0431..552ed782bcfc 100644 --- a/drivers/hv/hyperv_vmbus.h +++ b/drivers/hv/hyperv_vmbus.h @@ -190,10 +190,10 @@ extern int hv_synic_alloc(void); extern void hv_synic_free(void); -extern void hv_synic_enable_regs(unsigned int cpu); +extern void hv_hyp_synic_enable_regs(unsigned int cpu); extern int hv_synic_init(unsigned int cpu); -extern void hv_synic_disable_regs(unsigned int cpu); +extern void hv_hyp_synic_disable_regs(unsigned int cpu); extern int hv_synic_cleanup(unsigned int cpu); /* Interface */ diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c index e12f0ba0701f..2b5bf672c467 100644 --- a/drivers/hv/vmbus_drv.c +++ b/drivers/hv/vmbus_drv.c @@ -2810,7 +2810,7 @@ static void hv_crash_handler(struct pt_regs *regs) */ cpu = smp_processor_id(); hv_stimer_cleanup(cpu); - hv_synic_disable_regs(cpu); + hv_hyp_synic_disable_regs(cpu); }; static int hv_synic_suspend(void) @@ -2835,14 +2835,14 @@ static int hv_synic_suspend(void) * interrupts-disabled context. */ - hv_synic_disable_regs(0); + hv_hyp_synic_disable_regs(0); return 0; } static void hv_synic_resume(void) { - hv_synic_enable_regs(0); + hv_hyp_synic_enable_regs(0); /* * Note: we don't need to call hv_stimer_init(0), because the timer -- 2.43.0