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[71.184.117.43]) by smtp.gmail.com with ESMTPSA id q184sm10504681qkb.23.2019.02.20.17.08.53 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 20 Feb 2019 17:08:54 -0800 (PST) From: Qian Cai To: akpm@linux-foundation.org Cc: dave@stgolabs.net, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Qian Cai Subject: [PATCH -next] mm/debug: use lx% for atomic64_read() on ppc64le Date: Wed, 20 Feb 2019 20:08:19 -0500 Message-Id: <20190221010819.92039-1-cai@lca.pw> X-Mailer: git-send-email 2.17.2 (Apple Git-113) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org atomic64_read() on ppc64le returns "long int" while "long long" seems on all other arches, so deal the special case for ppc64le. In file included from ./include/linux/printk.h:7, from ./include/linux/kernel.h:15, from mm/debug.c:9: mm/debug.c: In function 'dump_mm': ./include/linux/kern_levels.h:5:18: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 19 has type 'long int' [-Wformat=] #define KERN_SOH "\001" /* ASCII Start Of Header */ ^~~~~~ ./include/linux/kern_levels.h:8:20: note: in expansion of macro 'KERN_SOH' #define KERN_EMERG KERN_SOH "0" /* system is unusable */ ^~~~~~~~ ./include/linux/printk.h:297:9: note: in expansion of macro 'KERN_EMERG' printk(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~ mm/debug.c:133:2: note: in expansion of macro 'pr_emerg' pr_emerg("mm %px mmap %px seqnum %llu task_size %lu\n" ^~~~~~~~ mm/debug.c:140:17: note: format string is defined here "pinned_vm %llx data_vm %lx exec_vm %lx stack_vm %lx\n" ~~~^ %lx Fixes: 70f8a3ca68d3 ("mm: make mm->pinned_vm an atomic64 counter") Signed-off-by: Qian Cai --- mm/debug.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/mm/debug.c b/mm/debug.c index c0b31b6c3877..e4ec3d68833e 100644 --- a/mm/debug.c +++ b/mm/debug.c @@ -137,7 +137,12 @@ void dump_mm(const struct mm_struct *mm) "mmap_base %lu mmap_legacy_base %lu highest_vm_end %lu\n" "pgd %px mm_users %d mm_count %d pgtables_bytes %lu map_count %d\n" "hiwater_rss %lx hiwater_vm %lx total_vm %lx locked_vm %lx\n" - "pinned_vm %llx data_vm %lx exec_vm %lx stack_vm %lx\n" +#ifdef __powerpc64__ + "pinned_vm %lx " +#else + "pinned_vm %llx " +#endif + "data_vm %lx exec_vm %lx stack_vm %lx\n" "start_code %lx end_code %lx start_data %lx end_data %lx\n" "start_brk %lx brk %lx start_stack %lx\n" "arg_start %lx arg_end %lx env_start %lx env_end %lx\n" -- 2.17.2 (Apple Git-113)