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[79.183.206.55]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-459e583f9fcsm263940065e9.4.2025.08.11.14.42.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 Aug 2025 14:42:13 -0700 (PDT) From: Tal Zussman Date: Mon, 11 Aug 2025 17:42:00 -0400 Subject: [PATCH] vboxsf: Convert vboxsf_write_end() to use kmap_local_folio() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250811-vboxsf_folio-v1-1-fe31a8b37115@columbia.edu> X-B4-Tracking: v=1; b=H4sIAKdjmmgC/6tWKk4tykwtVrJSqFYqSi3LLM7MzwNyDHUUlJIzE vPSU3UzU4B8JSMDI1MDC0ND3bKk/IritPi0/JzMfF1jE+NE8+QUy1TLJCMloJaCotS0zAqwcdG xtbUA+D1tQl4AAAA= X-Change-ID: 20250811-vboxsf_folio-343a7cd9e9b2 To: Hans de Goede Cc: Matthew Wilcox , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, Tal Zussman X-Mailer: b4 0.14.3-dev-d7477 X-Developer-Signature: v=1; a=ed25519-sha256; t=1754948532; l=1044; i=tz2294@columbia.edu; s=20250528; h=from:subject:message-id; bh=rD1oz+oWneUwDlPy8t5jpf+s4P4nPMQFdqEZjAHFxoA=; b=oKspY0LE9uo50vutKmomfJ26S118Lvnuhh/I7EdTPFy54kleOmD2HHfdmp8nruHQi2NnR3xIX UWtkoEx3wVABpvozIV8ou9q7W9u2PC56HyA2ZpIAQABJ1vK7YC+uFkj X-Developer-Key: i=tz2294@columbia.edu; a=ed25519; pk=BIj5KdACscEOyAC0oIkeZqLB3L94fzBnDccEooxeM5Y= X-Proofpoint-ORIG-GUID: ZJF0L3fYQwIWW80jS6dAPQXdIMX0pj2u X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwODExMDE1MyBTYWx0ZWRfX855W+eEDJvID XeYAxdf2ZmNiikT/vavXdhJOnosHZBXLaBKolM3nxRO9JEcqeOiBienqp4vMoXnTQj3yKb+PawK Hr0g8ZPB4s6qvDkaU6GkZZ3xwjJw8gPsWKscX6r/AjXQt0aRP+e0dkp+pNWqSWLxdHuDy28gOZt PHA0GE2pJQqKSklN/Hcqr9nXw6AJbu/UF2I7F1gEQcW8a4E52tdqRYAxywSGrzQ0pnYWA9NaGZW 8SStQUuj7HZ4T/RvBionbC5fISrVt7/cqDtwaftm58txtWoJAmK1Ce8tRfUyWliwRIl7/8l/4k6 qo0tdM2l6fh0p4ccMcqXcQ+car+ral8J97XBUHj3jEYMLc+mAFwj5A1vtRHSqvuW4zX0/brna5E 8F7wLb0Y X-Proofpoint-GUID: ZJF0L3fYQwIWW80jS6dAPQXdIMX0pj2u X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-08-11_04,2025-08-11_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=10 bulkscore=10 phishscore=0 adultscore=0 priorityscore=1501 suspectscore=0 clxscore=1015 impostorscore=0 mlxlogscore=768 mlxscore=0 spamscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2508110153 Now that vboxsf_write_end() takes a folio, convert the kmap() call to kmap_local_folio(). This removes two instances of &folio->page as well. Compile-tested only. Signed-off-by: Tal Zussman --- fs/vboxsf/file.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/vboxsf/file.c b/fs/vboxsf/file.c index 4bebd947314a..178fc74e399f 100644 --- a/fs/vboxsf/file.c +++ b/fs/vboxsf/file.c @@ -316,10 +316,10 @@ static int vboxsf_write_end(const struct kiocb *iocb, if (!folio_test_uptodate(folio) && copied < len) folio_zero_range(folio, from + copied, len - copied); =20 - buf =3D kmap(&folio->page); + buf =3D kmap_local_folio(folio, 0); err =3D vboxsf_write(sf_handle->root, sf_handle->handle, pos, &nwritten, buf + from); - kunmap(&folio->page); + kunmap_local(buf); =20 if (err) { nwritten =3D 0; --- base-commit: 8f5ae30d69d7543eee0d70083daf4de8fe15d585 change-id: 20250811-vboxsf_folio-343a7cd9e9b2 Best regards, --=20 Tal Zussman