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Mon, 23 Dec 2024 22:21:03 +0800 (CST) Received: from huawei.com (10.175.113.32) by kwepemh100016.china.huawei.com (7.202.181.102) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Mon, 23 Dec 2024 22:20:59 +0800 From: Kaixiong Yu To: , CC: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: [PATCH v4 -next 11/15] sunrpc: simplify rpcauth_cache_shrink_count() Date: Mon, 23 Dec 2024 22:15:46 +0800 Message-ID: <20241223141550.638616-28-yukaixiong@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241223141550.638616-1-yukaixiong@huawei.com> References: <20241223141550.638616-1-yukaixiong@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.113.32] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To kwepemh100016.china.huawei.com (7.202.181.102) X-Rspamd-Server: rspam05 X-Stat-Signature: 6afpyzz8gbbnc5515c7nkaq56wdpkqrm X-Rspamd-Queue-Id: 349252001C X-Rspam-User: X-HE-Tag: 1734963648-757264 X-HE-Meta: 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 +KkWNfHZ Yu7MZdPI5QpFAaYWyQLVmxB8O1LVqjwj41yudL7MY7Zl69uRv12rnrlckexUskr1uExUaZdEBJmsOrfcPwlC2zMwDZTB+mwmC6ydb3zIqWEBDxNCNEjEggqQY7dBJH+wHInCOSX9mM9EwZEmWpOVcEU7FPsCbiArd3dUaF1cdWReybnT2SadLl9ROa68SPN1sgrm9oEkocOHB+rVxkTMQlWpIY9tse26QBML1Nh+lrTitO5D/Lx++T7NOpg== 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: It is inappropriate to use sysctl_vfs_cache_pressure here. The sysctl is documented as: This percentage value controls the tendency of the kernel to reclaim the memory which is used for caching of directory and inode objects. So, simplify result of rpcauth_cache_shrink_count() to "return number_cred_unused;". Signed-off-by: Kaixiong Yu Reviewed-by: Kees Cook Acked-by: Anna Schumaker Acked-by: Jeff Layton --- v4: - Simplify result of rpcauth_cache_shrink_count(). --- --- net/sunrpc/auth.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c index 04534ea537c8..5a827afd8e3b 100644 --- a/net/sunrpc/auth.c +++ b/net/sunrpc/auth.c @@ -489,7 +489,7 @@ static unsigned long rpcauth_cache_shrink_count(struct shrinker *shrink, struct shrink_control *sc) { - return number_cred_unused * sysctl_vfs_cache_pressure / 100; + return number_cred_unused; } static void