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([145.224.119.89]) by smtp.gmail.com with ESMTPSA id 956f58d0204a3-624841586c1sm1302244d50.6.2025.09.12.08.10.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 12 Sep 2025 08:10:47 -0700 (PDT) From: Eugen Hristev To: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, tglx@linutronix.de, andersson@kernel.org, pmladek@suse.com, rdunlap@infradead.org, corbet@lwn.net, david@redhat.com, mhocko@suse.com Cc: tudor.ambarus@linaro.org, mukesh.ojha@oss.qualcomm.com, linux-arm-kernel@lists.infradead.org, linux-hardening@vger.kernel.org, jonechou@google.com, rostedt@goodmis.org, linux-doc@vger.kernel.org, devicetree@vger.kernel.org, Eugen Hristev Subject: [RFC][PATCH v3 11/16] mm/swapfile: Have nr_swapfiles as non-static Date: Fri, 12 Sep 2025 18:08:50 +0300 Message-ID: <20250912150855.2901211-12-eugen.hristev@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250912150855.2901211-1-eugen.hristev@linaro.org> References: <20250912150855.2901211-1-eugen.hristev@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 7520880019 X-Stat-Signature: 3m3cie4zwwt6sm1zz5xodatnujezt7s1 X-Rspam-User: X-Rspamd-Server: rspam01 X-HE-Tag: 1757689848-575312 X-HE-Meta: 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 IQ2AUzJj fAX7vQkzjx1EfV4ou2Eixczmmr3s8Uq1PxwJwVFnLLE3/3r5n1ruX1qvlTZYLynjonK7Ufc3YhRcSm+UgB4AA18d27CYi25Rhywi1eHtGUyP/tP29sY1ws9MCXaEv5X2sMT7QkQ868MDveyy2Z3Fu/Re2WZOUBdKpTLGj7xwD9VF1wWq68Ky4R/DkyvW1r2Q/vQF7gqxraAnYJX/2prPo1Q4F5cdFPe97hd8PwVG1y6NUj0Mn0GSsYWbM4hF7EDK0PDA8zLHvj5qUaSw6HvKZ1Hyl6CTxfnufoU4UhSy1OASkTwlT/S5thrSdQDTrq8UqKQGxhdCmCL6bDvuuzVufBJGhUd7CgkJaq6U20CPY9fOt1c81jzEfCQpwlJb4Bgo0JICv1HLZUN/WSgrSsArPb6g60w== 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: nr_swapfiles is required for debugging the kernel, and needs to be accessible for kmemdump into vmcoreinfo. Signed-off-by: Eugen Hristev --- mm/swapfile.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/swapfile.c b/mm/swapfile.c index a7ffabbe65ef..2ef51da2c642 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c @@ -63,7 +63,7 @@ static struct swap_cluster_info *lock_cluster(struct swap_info_struct *si, static inline void unlock_cluster(struct swap_cluster_info *ci); static DEFINE_SPINLOCK(swap_lock); -static unsigned int nr_swapfiles; +unsigned int nr_swapfiles; atomic_long_t nr_swap_pages; /* * Some modules use swappable objects and may try to swap them out under -- 2.43.0