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[14.202.190.183]) by smtp.gmail.com with ESMTPSA id d7sm11975957pfr.17.2020.03.22.19.43.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 22 Mar 2020 19:43:46 -0700 (PDT) Date: Mon, 23 Mar 2020 12:40:11 +1000 From: Nicholas Piggin Subject: Re: [PATCH v8 11/14] powerpc/vas: Do not use default credits for receive window To: Haren Myneni , mpe@ellerman.id.au References: <1584598120.9256.15237.camel@hbabu-laptop> <1584598722.9256.15262.camel@hbabu-laptop> In-Reply-To: <1584598722.9256.15262.camel@hbabu-laptop> MIME-Version: 1.0 User-Agent: astroid/0.15.0 (https://github.com/astroidmail/astroid) Message-Id: <1584931140.88q80wx2at.astroid@bobo.none> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mikey@neuling.org, ajd@linux.ibm.com, hch@infradead.org, oohall@gmail.com, sukadev@linux.vnet.ibm.com, linuxppc-dev@lists.ozlabs.org, herbert@gondor.apana.org.au Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Haren Myneni's on March 19, 2020 4:18 pm: >=20 > System checkstops if RxFIFO overruns with more requests than the > maximum possible number of CRBs allowed in FIFO at any time. So > max credits value (rxattr.wcreds_max) is set and is passed to > vas_rx_win_open() by the the driver. This seems like it should be a bug fix or merged in the NX fault window register patch or something. Thanks, Nick =