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[109.252.14.191]) by smtp.gmail.com with ESMTPSA id u2-20020a2e2e02000000b002d69b9a6513sm1855621lju.48.2024.03.26.11.46.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 Mar 2024 11:46:02 -0700 (PDT) From: Maxim Moskalets X-Google-Original-From: Maxim Moskalets To: linux-kernel@vger.kernel.org Cc: maximmosk4@gmail.com, Maxim Moskalets Subject: [PATCH 2/8] cgroup: replace seq_puts by seq_putc Date: Tue, 26 Mar 2024 21:45:58 +0300 Message-Id: <20240326184558.8583-1-Maxim.Moskalets@kaspersky.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240326184514.8478-1-Maxim.Moskalets@kaspersky.com> References: <20240326184514.8478-1-Maxim.Moskalets@kaspersky.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Using seq_putc for single characters is faster and more appropriate than seq_puts, since only one character is passed and there is no need to use a more powerful and less fast function. Signed-off-by: Maxim Moskalets --- kernel/cgroup/cgroup.c | 2 +- kernel/cgroup/debug.c | 6 +++--- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c index a66c088c851c..011db8474d69 100644 --- a/kernel/cgroup/cgroup.c +++ b/kernel/cgroup/cgroup.c @@ -6300,7 +6300,7 @@ int proc_cgroup_show(struct seq_file *m, struct pid_n= amespace *ns, =20 seq_puts(m, buf); } else { - seq_puts(m, "/"); + seq_putc(m, '/'); } =20 if (cgroup_on_dfl(cgrp) && cgroup_is_dead(cgrp)) diff --git a/kernel/cgroup/debug.c b/kernel/cgroup/debug.c index 80aa3f027ac3..d18f7dcb4def 100644 --- a/kernel/cgroup/debug.c +++ b/kernel/cgroup/debug.c @@ -55,7 +55,7 @@ static int current_css_set_read(struct seq_file *seq, voi= d *v) seq_printf(seq, "css_set %pK %d", cset, refcnt); if (refcnt > cset->nr_tasks) seq_printf(seq, " +%d", refcnt - cset->nr_tasks); - seq_puts(seq, "\n"); + seq_putc(seq, '\n'); =20 /* * Print the css'es stored in the current css_set. @@ -159,7 +159,7 @@ static int cgroup_css_links_read(struct seq_file *seq, = void *v) extra_refs +=3D extra; } } - seq_puts(seq, "\n"); + seq_putc(seq, '\n'); =20 list_for_each_entry(task, &cset->tasks, cg_list) { if (count++ <=3D MAX_TASKS_SHOWN_PER_CSS) @@ -189,7 +189,7 @@ static int cgroup_css_links_read(struct seq_file *seq, = void *v) if (!dead_cnt && !extra_refs && !threaded_csets) return 0; =20 - seq_puts(seq, "\n"); + seq_putc(seq, '\n'); if (threaded_csets) seq_printf(seq, "threaded css_sets =3D %d\n", threaded_csets); if (extra_refs) --=20 2.39.2