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[92.176.231.205]) by smtp.gmail.com with ESMTPSA id q15-20020adff78f000000b0033e192a5852sm10223961wrp.30.2024.03.18.10.03.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 Mar 2024 10:03:17 -0700 (PDT) From: Javier Martinez Canillas To: Thomas Zimmermann , daniel@ffwll.ch, airlied@gmail.com, deller@gmx.de Cc: linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org, Thomas Zimmermann Subject: Re: [PATCH 05/43] fbdev/deferred-io: Test smem_start for I/O memory In-Reply-To: <20240312154834.26178-6-tzimmermann@suse.de> References: <20240312154834.26178-1-tzimmermann@suse.de> <20240312154834.26178-6-tzimmermann@suse.de> Date: Mon, 18 Mar 2024 18:03:16 +0100 Message-ID: <87plvrfp63.fsf@minerva.mail-host-address-is-not-set> Precedence: bulk X-Mailing-List: linux-fbdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain Thomas Zimmermann writes: > Test smem_start before looking up pages from its value. Return > NULL if it is unset. This will result in a SIGBUS signal. > > Signed-off-by: Thomas Zimmermann > --- Reviewed-by: Javier Martinez Canillas -- Best regards, Javier Martinez Canillas Core Platforms Red Hat