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([49.67.2.142]) by smtp.gmail.com with ESMTPSA id a17-20020a62e211000000b006247123adf1sm878202pfi.143.2023.03.14.00.16.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Mar 2023 00:16:29 -0700 (PDT) From: Vernon Yang To: akpm@linux-foundation.org, vbabka@suse.cz, 42.hyeyoo@gmail.com Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Vernon Yang Subject: [PATCH v2] mm/slub: fix help comment of SLUB_DEBUG Date: Tue, 14 Mar 2023 15:16:01 +0800 Message-Id: <20230314071601.343817-1-vernon2gm@gmail.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Rspam-User: X-Rspamd-Server: rspam03 X-Stat-Signature: 7ojn9pd4kncnm8pmnswj986jczfdzraa X-Rspamd-Queue-Id: D6AF12000E X-HE-Tag: 1678778190-439888 X-HE-Meta: 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 zpgcVuS0 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 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: Since commit ab4d5ed5eeda ("slub: Enable sysfs support for !CONFIG_SLUB_DEBUG"), disabling SLUB_DEBUG also disables SLUB sysfs support that is not true anymore, so fix it correctly. Signed-off-by: Vernon Yang --- mm/Kconfig.debug | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/mm/Kconfig.debug b/mm/Kconfig.debug index c3547a373c9c..9a90a88ce053 100644 --- a/mm/Kconfig.debug +++ b/mm/Kconfig.debug @@ -60,9 +60,8 @@ config SLUB_DEBUG select STACKDEPOT if STACKTRACE_SUPPORT help SLUB has extensive debug support features. Disabling these can - result in significant savings in code size. This also disables - SLUB sysfs support. /sys/slab will not exist and there will be - no support for cache validation etc. + result in significant savings in code size, the /sys/kernel/slab + will exist but will not provide e.g. cache validation. config SLUB_DEBUG_ON bool "SLUB debugging on by default"