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From: Jaegeuk Kim <jaegeuk@kernel.org>
To: linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net
Subject: Re: [PATCH v2] f2fs: allow empty mount string for Opt_usr|grp|projjquota
Date: Mon, 6 Apr 2026 16:59:04 +0000	[thread overview]
Message-ID: <adPmWCgtruKjGDYO@google.com> (raw)
In-Reply-To: <20260331174326.231867-1-jaegeuk@kernel.org>

Let's check mmap writes onto the large folio.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
 fs/f2fs/file.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 2c4880f24b54..652b4534349b 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -82,7 +82,8 @@ static vm_fault_t f2fs_vm_page_mkwrite(struct vm_fault *vmf)
 	int err = 0;
 	vm_fault_t ret;
 
-	if (unlikely(IS_IMMUTABLE(inode)))
+	if (unlikely(IS_IMMUTABLE(inode)) ||
+	    mapping_large_folio_support(inode->i_mapping))
 		return VM_FAULT_SIGBUS;
 
 	if (is_inode_flag_set(inode, FI_COMPRESS_RELEASED)) {
-- 
2.53.0.1213.gd9a14994de-goog


  parent reply	other threads:[~2026-04-06 16:59 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-31 17:43 [PATCH] f2fs: allow empty mount string for Opt_usr|grp|projjquota Jaegeuk Kim
2026-04-06 16:07 ` [f2fs-dev] " Daeho Jeong
2026-04-06 16:59 ` Jaegeuk Kim [this message]
2026-04-06 17:34   ` [f2fs-dev] [PATCH v2] " Daeho Jeong

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