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d="scan'208";a="83607509" Received: from jf5300-b11a338t.jf.intel.com ([10.242.51.6]) by orviesa003.jf.intel.com with ESMTP; 17 Oct 2024 23:41:03 -0700 From: Kanchana P Sridhar To: linux-kernel@vger.kernel.org, linux-mm@kvack.org, hannes@cmpxchg.org, yosryahmed@google.com, nphamcs@gmail.com, chengming.zhou@linux.dev, usamaarif642@gmail.com, ryan.roberts@arm.com, ying.huang@intel.com, 21cnbao@gmail.com, akpm@linux-foundation.org, linux-crypto@vger.kernel.org, herbert@gondor.apana.org.au, davem@davemloft.net, clabbe@baylibre.com, ardb@kernel.org, ebiggers@google.com, surenb@google.com, kristen.c.accardi@intel.com, zanussi@kernel.org, viro@zeniv.linux.org.uk, brauner@kernel.org, jack@suse.cz, mcgrof@kernel.org, kees@kernel.org, joel.granados@kernel.org, bfoster@redhat.com, willy@infradead.org, linux-fsdevel@vger.kernel.org Cc: wajdi.k.feghali@intel.com, vinodh.gopal@intel.com, kanchana.p.sridhar@intel.com Subject: [RFC PATCH v1 06/13] crypto: iaa - Disable iaa_verify_compress by default. Date: Thu, 17 Oct 2024 23:40:54 -0700 Message-Id: <20241018064101.336232-7-kanchana.p.sridhar@intel.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20241018064101.336232-1-kanchana.p.sridhar@intel.com> References: <20241018064101.336232-1-kanchana.p.sridhar@intel.com> MIME-Version: 1.0 X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 3205140005 X-Stat-Signature: kfm83dicous8mkfcgs1qpi9w7bxo9mod X-Rspam-User: X-HE-Tag: 1729233658-67841 X-HE-Meta: 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 99cYwdae WYiELPr5ylMo4V9I5MQW4XYKUUs+IAozXNl62lkH92vboy4VVSPZRM6xh3msqtV06Z8EpCMadxc52pPpU85Yf6YUfbe2ZACfqf4ZW231i/vb5JcVYGCXFsBJbw3fpOlnpBtZwpyN8br32i1EwAxVyYsPIP+WPZztMV85b+3PvINnn44ivWLVP5JGPfdXpSNgkiDXJFhd417Cy7HbsLRHShAwU3hQnZ3ZFYNZyhKNWPCB3rvk= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: This patch makes it easier for IAA hardware acceleration in the iaa_crypto driver to be loaded by default with "iaa_verify_compress" disabled, to facilitate performance comparisons with software compressors (which also do not run compress verification by default). Earlier, iaa_crypto compress verification used to be enabled by default. With this patch, if users want to enable compress verification, they can do so with these steps: 1) disable all the IAA device/wq bindings that happen at boot time 2) rmmod iaa_crypto 3) modprobe iaa_crypto 4) echo 1 > /sys/bus/dsa/drivers/crypto/verify_compress 5) re-run initialization of the IAA devices and wqs Signed-off-by: Kanchana P Sridhar --- drivers/crypto/intel/iaa/iaa_crypto_main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/crypto/intel/iaa/iaa_crypto_main.c b/drivers/crypto/intel/iaa/iaa_crypto_main.c index 6c262b1eb09d..8e6859c97970 100644 --- a/drivers/crypto/intel/iaa/iaa_crypto_main.c +++ b/drivers/crypto/intel/iaa/iaa_crypto_main.c @@ -94,7 +94,7 @@ static bool iaa_crypto_enabled; static bool iaa_crypto_registered; /* Verify results of IAA compress or not */ -static bool iaa_verify_compress = true; +static bool iaa_verify_compress = false; static ssize_t verify_compress_show(struct device_driver *driver, char *buf) {