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authorLinus Torvalds <torvalds@linux-foundation.org>2024-09-24 15:26:04 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2024-09-24 15:26:04 -0700
commit4165cee7ecb112c20bc1a05fa8d93d16d11b68c2 (patch)
tree950eaf556b5d4fc6868acae1f3005705592f762b /include
parent79952bdcbcea53e57c2ca97e7448f8a6bdb6106a (diff)
parentcb7d85014fb1ca3387f7ff5f6067337b3d7f3c5a (diff)
Merge tag 'exfat-for-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/linkinjeon/exfat
Pull exfat updates from Namjae Jeon: - Clean-up unnecessary codes as ->valid_size is supported - buffered-IO fallback is no longer needed when using direct-IO - Move ->valid_size extension from mmap to ->page_mkwrite. This improves the overhead caused by unnecessary zero-out during mmap. - Fix memleaks from exfat_load_bitmap() and exfat_create_upcase_table() - Add sops->shutdown and ioctl - Add Yuezhang Mo as a reviwer * tag 'exfat-for-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/linkinjeon/exfat: MAINTAINERS: exfat: add myself as reviewer exfat: resolve memory leak from exfat_create_upcase_table() exfat: move extend valid_size into ->page_mkwrite() exfat: fix memory leak in exfat_load_bitmap() exfat: Implement sops->shutdown and ioctl exfat: do not fallback to buffered write exfat: drop ->i_size_ondisk
Diffstat (limited to 'include')
-rw-r--r--include/uapi/linux/exfat.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/include/uapi/linux/exfat.h b/include/uapi/linux/exfat.h
new file mode 100644
index 000000000000..46d95b16fc4b
--- /dev/null
+++ b/include/uapi/linux/exfat.h
@@ -0,0 +1,25 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+/*
+ * Copyright (C) 2024 Unisoc Technologies Co., Ltd.
+ */
+
+#ifndef _UAPI_LINUX_EXFAT_H
+#define _UAPI_LINUX_EXFAT_H
+#include <linux/types.h>
+#include <linux/ioctl.h>
+
+/*
+ * exfat-specific ioctl commands
+ */
+
+#define EXFAT_IOC_SHUTDOWN _IOR('X', 125, __u32)
+
+/*
+ * Flags used by EXFAT_IOC_SHUTDOWN
+ */
+
+#define EXFAT_GOING_DOWN_DEFAULT 0x0 /* default with full sync */
+#define EXFAT_GOING_DOWN_FULLSYNC 0x1 /* going down with full sync*/
+#define EXFAT_GOING_DOWN_NOSYNC 0x2 /* going down */
+
+#endif /* _UAPI_LINUX_EXFAT_H */