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Thu, 11 Apr 2024 08:33:47 -0700 (PDT) Received: from localhost.localdomain ([96.43.243.2]) by smtp.gmail.com with ESMTPSA id jc25-20020a056638891900b0047f14b7f6c0sm457056jab.5.2024.04.11.08.33.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Apr 2024 08:33:46 -0700 (PDT) From: Jens Axboe To: linux-kernel@vger.kernel.org Cc: Jens Axboe Subject: [PATCH 074/437] module: convert to read/write iterators Date: Thu, 11 Apr 2024 09:13:34 -0600 Message-ID: <20240411153126.16201-75-axboe@kernel.dk> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240411153126.16201-1-axboe@kernel.dk> References: <20240411153126.16201-1-axboe@kernel.dk> 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" Signed-off-by: Jens Axboe --- kernel/module/stats.c | 8 ++++---- kernel/module/tracking.c | 2 +- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/kernel/module/stats.c b/kernel/module/stats.c index 3ba0e98b3c91..42bb95beb834 100644 --- a/kernel/module/stats.c +++ b/kernel/module/stats.c @@ -270,8 +270,7 @@ int try_add_failed_module(const char *name, enum fail_d= up_mod_reason reason) #define MAX_PREAMBLE 1024 #define MAX_FAILED_MOD_PRINT 112 #define MAX_BYTES_PER_MOD 64 -static ssize_t read_file_mod_stats(struct file *file, char __user *user_bu= f, - size_t count, loff_t *ppos) +static ssize_t read_file_mod_stats(struct kiocb *iocb, struct iov_iter *to) { struct mod_fail_load *mod_fail; unsigned int len, size, count_failed =3D 0; @@ -391,16 +390,17 @@ static ssize_t read_file_mod_stats(struct file *file,= char __user *user_buf, out_unlock: mutex_unlock(&module_mutex); out: - ret =3D simple_read_from_buffer(user_buf, count, ppos, buf, len); + ret =3D simple_copy_to_iter(buf, &iocb->ki_pos, len, to); kfree(buf); return ret; } + #undef MAX_PREAMBLE #undef MAX_FAILED_MOD_PRINT #undef MAX_BYTES_PER_MOD =20 static const struct file_operations fops_mod_stats =3D { - .read =3D read_file_mod_stats, + .read_iter =3D read_file_mod_stats, .open =3D simple_open, .owner =3D THIS_MODULE, .llseek =3D default_llseek, diff --git a/kernel/module/tracking.c b/kernel/module/tracking.c index 16742d1c630c..a163944f609d 100644 --- a/kernel/module/tracking.c +++ b/kernel/module/tracking.c @@ -114,7 +114,7 @@ static int unloaded_tainted_modules_open(struct inode *= inode, struct file *file) =20 static const struct file_operations unloaded_tainted_modules_fops =3D { .open =3D unloaded_tainted_modules_open, - .read =3D seq_read, + .read_iter =3D seq_read_iter, .llseek =3D seq_lseek, .release =3D seq_release, }; --=20 2.43.0