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Wed, 20 Aug 2025 02:17:33 -0700 (PDT) From: Jinchao Wang To: pmladek@suse.com, akpm@linux-foundation.org, Simona Vetter , Helge Deller , Thomas Zimmermann , =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= , Qianqiang Liu , Shixiong Ou , Jinchao Wang , Sravan Kumar Gundu , Zsolt Kajtar , Kees Cook Cc: linux-kernel@vger.kernel.org, feng.tang@linux.alibaba.com, joel.granados@kernel.org, john.ogness@linutronix.de, namcao@linutronix.de, linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: [PATCH 2/9] fbdev: Use panic_in_progress() helper Date: Wed, 20 Aug 2025 17:14:47 +0800 Message-ID: <20250820091702.512524-3-wangjinchao600@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250820091702.512524-2-wangjinchao600@gmail.com> References: <20250820091702.512524-1-wangjinchao600@gmail.com> <20250820091702.512524-2-wangjinchao600@gmail.com> Precedence: bulk X-Mailing-List: linux-fbdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This patch updates the fbcon_skip_panic() function to use the panic_in_progress() helper. The previous direct access to panic_cpu is less readable and is being replaced by a dedicated function that more clearly expresses the intent. This change is part of a series to refactor the kernel's panic handling logic for better clarity and robustness. Signed-off-by: Jinchao Wang --- drivers/video/fbdev/core/fbcon.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c index 55f5731e94c3..b062b05f4128 100644 --- a/drivers/video/fbdev/core/fbcon.c +++ b/drivers/video/fbdev/core/fbcon.c @@ -279,14 +279,7 @@ static int fbcon_get_rotate(struct fb_info *info) static bool fbcon_skip_panic(struct fb_info *info) { -/* panic_cpu is not exported, and can't be used if built as module. Use - * oops_in_progress instead, but non-fatal oops won't be printed. - */ -#if defined(MODULE) - return (info->skip_panic && unlikely(oops_in_progress)); -#else - return (info->skip_panic && unlikely(atomic_read(&panic_cpu) != PANIC_CPU_INVALID)); -#endif + return (info->skip_panic && unlikely(panic_in_progress())); } static inline bool fbcon_is_active(struct vc_data *vc, struct fb_info *info) -- 2.43.0