69 lines
1.6 KiB
C
69 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2024 Samsung Electronics Co., Ltd.
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* http://www.samsung.com/
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*/
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/*
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* fat_common interface:
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*
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* NOTE: This is a out of tree kernel module, so no one can really guarantee
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* that this header file will always exist. Therefore, it is recommended to
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* remove the build dependency by using its own macro as shown below.
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*
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* #ifdef CONFIG_FAT_COMMON
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* #include <linux/fat_common.h>
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* #else
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* #endif
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*/
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#ifndef _LINUX_FAT_COMMON_H
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#define _LINUX_FAT_COMMON_H
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struct super_block;
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#ifdef CONFIG_FS_RO_UEVENT
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/* ro_uevent.c */
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extern void fs_ro_uevent(struct super_block *sb, const char *prefix);
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#else
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#define fs_ro_uevent(sb, prefix)
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#endif
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#ifdef CONFIG_FS_COMMON_STLOG
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__printf(3, 4) __cold
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extern void fs_common_stlog(struct super_block *sb,
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const char *prefix, const char *fmt, ...);
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extern void fs_common_stlog_bs(struct super_block *sb, const char *prefix,
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void *bs);
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#else
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#define fs_common_stlog(sb, prefix, fmt, args...)
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#define fs_common_stlog_bs(sb, prefix, bs)
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#endif
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/* Helper function */
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#define fat_stlog(sb, fmt, args...) \
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fs_common_stlog(sb, "FAT-fs", fmt, ##args)
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#define exfat_stlog(sb, fmt, args...) \
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fs_common_stlog(sb, "exFAT-fs", fmt, ##args)
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#define fat_stlog_bs(sb, bs) \
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fs_common_stlog_bs(sb, "FAT-fs", bs)
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#define exfat_stlog_bs(sb, bs) \
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fs_common_stlog_bs(sb, "exFAT-fs", bs)
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static inline void fat_uevent_ro_remount(struct super_block *sb)
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{
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fs_ro_uevent(sb, "FAT-fs");
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}
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static inline void exfat_uevent_ro_remount(struct super_block *sb)
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{
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fs_ro_uevent(sb, "exFAT-fs");
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}
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#endif /* _LINUX_FAT_COMMON_H */
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