linux-ext4 - [PATCH 07/11] fsnotify: Introduce helpers to send error

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Message-Id: <20210521024134.1032503-8-krisman@collabora.com>
Date:   Thu, 20 May 2021 22:41:30 -0400
From:   Gabriel Krisman Bertazi <krisman@...labora.com>
To:     amir73il@...il.com
Cc:     Gabriel Krisman Bertazi <krisman@...labora.com>,
        kernel@...labora.com, "Darrick J . Wong" <djwong@...nel.org>,
        Theodore Ts'o <tytso@....edu>,
        Dave Chinner <david@...morbit.com>, jack@...e.com,
        dhowells@...hat.com, khazhy@...gle.com,
        linux-fsdevel@...r.kernel.org, linux-ext4@...r.kernel.org
Subject: [PATCH 07/11] fsnotify: Introduce helpers to send error_events

Signed-off-by: Gabriel Krisman Bertazi <krisman@...labora.com>

---
Changes since v2:
  - Use the inode argument (Amir)
---
 include/linux/fsnotify.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/include/linux/fsnotify.h b/include/linux/fsnotify.h
index f8acddcf54fb..458e4feb5fe1 100644
--- a/include/linux/fsnotify.h
+++ b/include/linux/fsnotify.h
@@ -317,4 +317,17 @@ static inline void fsnotify_change(struct dentry *dentry, unsigned int ia_valid)
 		fsnotify_dentry(dentry, mask);
 }
 
+static inline void fsnotify_error_event(struct super_block *sb, struct inode *inode,
+					int error)
+{
+	if (sb->s_fsnotify_marks) {
+		struct fs_error_report report = {
+			.error = error,
+			.inode = inode,
+		};
+		fsnotify(FS_ERROR, &report, FSNOTIFY_EVENT_ERROR, NULL, NULL,
+			 sb->s_root->d_inode, 0);
+	}
+}
+
 #endif	/* _LINUX_FS_NOTIFY_H */
-- 
2.31.0