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Wed, 6 Mar 2024 12:31:09 +0000 (UTC) Received: from dovecot-director2.suse.de ([10.150.64.162]) by imap2.dmz-prg2.suse.org with ESMTPSA id AJEaCQ1i6GUaTwAAn2gu4w (envelope-from ); Wed, 06 Mar 2024 12:31:09 +0000 From: Oscar Salvador To: Andrew Morton Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, Michal Hocko , Vlastimil Babka , Marco Elver , Andrey Konovalov , Alexander Potapenko , Oscar Salvador Subject: [PATCH 2/2] mm,page_owner: Drop unnecesary check Date: Wed, 6 Mar 2024 13:32:17 +0100 Message-ID: <20240306123217.29774-3-osalvador@suse.de> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240306123217.29774-1-osalvador@suse.de> References: <20240306123217.29774-1-osalvador@suse.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 2779C80002 X-Rspam-User: X-Rspamd-Server: rspam04 X-Stat-Signature: bc6x95axnkbuzkzw4bqz9o9zhrkedike X-HE-Tag: 1709728270-945203 X-HE-Meta: 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 ipoCp/1i tIGNSd9tGYZlEnoJoeiL8RV4eoxagp9AxVvpP 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: stackdepot only saves stack_records which size is greather than 0, so we cannot possibly have empty stack_records. Drop the check. Signed-off-by: Oscar Salvador --- mm/page_owner.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/mm/page_owner.c b/mm/page_owner.c index 7163a1c44ccf..e7139952ffd9 100644 --- a/mm/page_owner.c +++ b/mm/page_owner.c @@ -865,8 +865,7 @@ static int stack_print(struct seq_file *m, void *v) entries = stack_record->entries; stack_count = refcount_read(&stack_record->count) - 1; - if (!nr_entries || nr_entries < 0 || stack_count < 1 || - stack_count < page_owner_stack_threshold) + if (stack_count < 1 || stack_count < page_owner_stack_threshold) return 0; for (i = 0; i < nr_entries; i++) -- 2.44.0