Revert "ext4: add pre-content fsnotify hook for DAX faults"

amir73il · jankara · commit bc71aab4513f · 2025-03-13T16:29:58.000+01:00
This reverts commit bb48076. Signed-off-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Jan Kara <jack@suse.cz> Link: https://patch.msgid.link/20250312073852.2123409-3-amir73il@gmail.com
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
@@ -756,9 +756,6 @@ static vm_fault_t ext4_dax_huge_fault(struct vm_fault *vmf, unsigned int order)
 			return VM_FAULT_SIGBUS;
 		}
 	} else {
-		result = filemap_fsnotify_fault(vmf);
-		if (unlikely(result))
-			return result;
 		filemap_invalidate_lock_shared(mapping);
 	}
 	result = dax_iomap_fault(vmf, order, &pfn, &error, &ext4_iomap_ops);

Original file line number	Diff line number	Diff line change
`@@ -756,9 +756,6 @@ static vm_fault_t ext4_dax_huge_fault(struct vm_fault *vmf, unsigned int order)`
`756`	`756`	`return VM_FAULT_SIGBUS;`
`757`	`757`	`}`
`758`	`758`	`} else {`
`759`		`- result = filemap_fsnotify_fault(vmf);`
`760`		`- if (unlikely(result))`
`761`		`- return result;`
`762`	`759`	`filemap_invalidate_lock_shared(mapping);`
`763`	`760`	`}`
`764`	`761`	`result = dax_iomap_fault(vmf, order, &pfn, &error, &ext4_iomap_ops);`