From nobody Sun Feb 8 11:06:53 2026 Received: from hydra.ck.polsl.pl (hydra.ck.polsl.pl [157.158.1.11]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C51DBDDDF for ; Sun, 25 Feb 2024 22:51:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=157.158.1.11 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708901515; cv=none; b=i9M2IhBZFzel5Cv6WWKisn2NXG7js71KWGk+7Uoe3buQUsePfV8aGuhLZhjk3Oc6gJGl4S1PMG7/5bG5iY123rQr4jWL6vL2bAiOBqaGQXvkzx1+guySvBLLngAHpeIgR3Cp0/kG5khQ2yBAYL3JZ1zsTo83L7CIb4EOe1+dmm0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708901515; c=relaxed/simple; bh=MmSI0khVFn94+4xziUkxD5/d0qrrljJdspJHlFz5rNU=; h=Date:From:To:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=b9+C2LGxXI/X7OLVYFu/lHXMOnjJXW0Bp4VfCOTZkpYPHifkcQXXs7D8C0kGbvFvMbJiP+zB65N9itIYNpjMY86ms5QZYiySLD/ITWglX0c7WOoe0a+OzDhAIGAdCSWLI41e/82J6ryfcSF17SYxN24Tqh6ff2WbHuOZ39U82Z8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=zonk.pl; spf=pass smtp.mailfrom=zonk.pl; arc=none smtp.client-ip=157.158.1.11 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=zonk.pl Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=zonk.pl Received: from hydra.ck.polsl.pl (localhost [127.0.0.1]) by hydra.ck.polsl.pl (8.17.1/8.17.1) with ESMTPS id 41PMpRrp006987 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NO) for ; Sun, 25 Feb 2024 23:51:27 +0100 Date: Sun, 25 Feb 2024 23:51:27 +0100 From: Adam Osuchowski To: linux-kernel@vger.kernel.org Subject: seq_file_path() invocations and backslash escaping Message-ID: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="--60E5o0XT1ebBAEahD7ZK" Content-Disposition: inline Content-Transfer-Encoding: quoted-printable ----60E5o0XT1ebBAEahD7ZK Content-Disposition: inline MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 SGkgYWxsLAoKc2VxX2ZpbGVfcGF0aCgpIGludm9jYXRpb25zIGluIHNldmVyYWwgcGxhY2VzIGhh dmUgbm90IHNwZWNpZmllZCBwcm9wZXIKY2hhcmFjdGVycyBzZXQgdG8gZXNjYXBlLiBJdCBsZWFk cyB0byBwb3RlbnRpYWxseSBhbWJpZ3VvdXMgY29udGVudCBpbgovcHJvYy88cGlkPi9tYXBzLCAv cHJvYy88cGlkPi9zbWFwcyAvcHJvYy88cGlkPi9udW1hX21hcHMsIGFuZCBhbHNvIGluCi9wcm9j L21kc3RhdCBmaWxlcy4gSW4gY29ybmVyIGNhc2VzIGNvbnRlbnRzIG9mIHRoZXNlIGZpbGVzIG1h eSBiZSB1bnBhcnNlYT0KYmxlCmluIGNvcnJlY3Qgd2F5IGFuZCBtYXkgZ2l2ZSBpbnZhbGlkIHJl c3VsdHMgKG5vbi1leGlzdGluZyBwYXRocykuCgpUaGUgcmVhc29uIGlzIHRoYXQgaWYgYW55IG9m IHNlbnNpdGl2ZSBjaGFyYWN0ZXJzIChzcGFjZSwgVEFCLCBOTCwgZXRjLikgYXJlCmVzY2FwZWQg YXMgb2N0YWwgdXNpbmcgYmFja3NsYXNoIGNoYXJhY3RlciAoQVNDSUkgMHg1QyksIHRoZSBiYWNr c2xhc2ggaXRzZT0KbGYKc2hvdWxkIGJlIGVzY2FwZWQgYXMgd2VsbC4KCkZpbmQgYXR0YWNoZWQg YSBwYXRjaCBmb3IgdGhpcyBpc3N1ZS4KCkFkZGl0aW9uYWxseSwgcGF0aHMgaW4gY29udGVudHMg b2YgL3Byb2MvPHBpZD4veyxzfW1hcHMgZmlsZXMgbWF5IGhhdmUKIiAoZGVsZXRlZCkiIHN0cmlu ZyBhcHBlbmRlZCB0byB0aGVtIHRvIGluZGljYXRlIHRoYXQgcGF0aCBpcyBub24tZXhpc3Rpbmcu Ck1heWJlIG9uZSBzaG91bGQgY29uc2lkZXIgZXNjYXBpbmcgc3BhY2UgaW4gcGF0aHMgaW4gdGhp cyBmaWxlcyB0byBkaXN0aW5ndT0KaXNoCm5vbi1leGlzdGluZyBwYXRoIGNhc2UgZnJvbSBjYXNl IHdoZW4gcmVhbCBwYXRoIG5hbWUgZW5kcyB3aXRoICIgKGRlbGV0ZWQpIgpzdHJpbmcuIE9mIGNv dXJzZSwgdGhlbiBzcGFjZSBpbiB0aGlzIHN1ZmZpeCBtdXN0IG5vdCBiZSBlc2NhcGVkLCBvbmx5 IHBhdGgKcGFydC4KClJlZ2FyZHMsCkFkYW0= ----60E5o0XT1ebBAEahD7ZK Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="seq_file_path-escaping_backslash.patch" --- a/fs/proc/task_mmu.c 2024-01-15 18:57:06.000000000 +0100 +++ b/fs/proc/task_mmu.c 2024-02-25 21:53:39.825517588 +0100 @@ -296,7 +296,7 @@ if (anon_name) seq_printf(m, "[anon_shmem:%s]", anon_name->name); else - seq_file_path(m, file, "\n"); + seq_file_path(m, file, "\n\\"); goto done; } @@ -1967,7 +1967,7 @@ if (file) { seq_puts(m, " file="); - seq_file_path(m, file, "\n\t= "); + seq_file_path(m, file, "\n\t= \\"); } else if (vma_is_initial_heap(vma)) { seq_puts(m, " heap"); } else if (vma_is_initial_stack(vma)) { --- a/drivers/md/md-bitmap.c 2024-01-15 18:57:06.000000000 +0100 +++ b/drivers/md/md-bitmap.c 2024-02-25 21:52:31.974675003 +0100 @@ -2115,7 +2115,7 @@ chunk_kb ? "KB" : "B"); if (bitmap->storage.file) { seq_printf(seq, ", file: "); - seq_file_path(seq, bitmap->storage.file, " \t\n"); + seq_file_path(seq, bitmap->storage.file, " \t\n\\"); } seq_printf(seq, "\n"); ----60E5o0XT1ebBAEahD7ZK--