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Registered in England and Wales under Company Registration No. 3798903 From: David Howells In-Reply-To: <423fbd9101dab18ba772f24db4ab2fecf5de2261.camel@gmail.com> References: <423fbd9101dab18ba772f24db4ab2fecf5de2261.camel@gmail.com> <2968940.1727700270@warthog.procyon.org.uk> <20240925103118.GE967758@unreal> <20240923183432.1876750-1-chantr4@gmail.com> <20240814203850.2240469-20-dhowells@redhat.com> <1279816.1727220013@warthog.procyon.org.uk> <4b5621958a758da830c1cf09c6f6893aed371f9d.camel@gmail.com> <2969660.1727700717@warthog.procyon.org.uk> To: Eduard Zingerman Cc: dhowells@redhat.com, Leon Romanovsky , Christian Brauner , Manu Bretelle , asmadeus@codewreck.org, ceph-devel@vger.kernel.org, christian@brauner.io, ericvh@kernel.org, hsiangkao@linux.alibaba.com, idryomov@gmail.com, jlayton@kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-nfs@vger.kernel.org, marc.dionne@auristor.com, netdev@vger.kernel.org, netfs@lists.linux.dev, pc@manguebit.com, smfrench@gmail.com, sprasad@microsoft.com, tom@talpey.com, v9fs@lists.linux.dev, willy@infradead.org Subject: Re: [PATCH v2 19/25] netfs: Speed up buffered reading Precedence: bulk X-Mailing-List: linux-cifs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <3007427.1727721302.1@warthog.procyon.org.uk> Date: Mon, 30 Sep 2024 19:35:02 +0100 Message-ID: <3007428.1727721302@warthog.procyon.org.uk> X-Scanned-By: MIMEDefang 3.0 on 10.30.177.15 Eduard Zingerman wrote: > Are there any hacks possible to printout tracelog before complete boot > somehow? You could try setting CONFIG_NETFS_DEBUG=y. That'll print some stuff to dmesg. David