From: "Pali Rohár" <pali@kernel.org>
To: Namjae Jeon <namjae.jeon@samsung.com>,
Sungjong Seo <sj1557.seo@samsung.com>,
Alexander Viro <viro@zeniv.linux.org.uk>
Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 3/4] exfat: Remove unused functions exfat_high_surrogate() and exfat_low_surrogate()
Date: Tue, 17 Mar 2020 23:25:54 +0100 [thread overview]
Message-ID: <20200317222555.29974-4-pali@kernel.org> (raw)
In-Reply-To: <20200317222555.29974-1-pali@kernel.org>
After applying previous two patches, these functions are not used anymore.
Signed-off-by: Pali Rohár <pali@kernel.org>
---
fs/exfat/exfat_fs.h | 2 --
fs/exfat/nls.c | 13 -------------
2 files changed, 15 deletions(-)
diff --git a/fs/exfat/exfat_fs.h b/fs/exfat/exfat_fs.h
index 67d4e46fb810..8a176a803206 100644
--- a/fs/exfat/exfat_fs.h
+++ b/fs/exfat/exfat_fs.h
@@ -492,8 +492,6 @@ int exfat_nls_to_utf16(struct super_block *sb,
struct exfat_uni_name *uniname, int *p_lossy);
int exfat_create_upcase_table(struct super_block *sb);
void exfat_free_upcase_table(struct exfat_sb_info *sbi);
-unsigned short exfat_high_surrogate(unicode_t u);
-unsigned short exfat_low_surrogate(unicode_t u);
/* exfat/misc.c */
void __exfat_fs_error(struct super_block *sb, int report, const char *fmt, ...)
diff --git a/fs/exfat/nls.c b/fs/exfat/nls.c
index 6d1c3ae130ff..e3a9f5e08f68 100644
--- a/fs/exfat/nls.c
+++ b/fs/exfat/nls.c
@@ -537,22 +537,9 @@ static int exfat_utf8_to_utf16(struct super_block *sb,
return unilen;
}
-#define PLANE_SIZE 0x00010000
#define SURROGATE_MASK 0xfffff800
#define SURROGATE_PAIR 0x0000d800
#define SURROGATE_LOW 0x00000400
-#define SURROGATE_BITS 0x000003ff
-
-unsigned short exfat_high_surrogate(unicode_t u)
-{
- return ((u - PLANE_SIZE) >> 10) + SURROGATE_PAIR;
-}
-
-unsigned short exfat_low_surrogate(unicode_t u)
-{
- return ((u - PLANE_SIZE) & SURROGATE_BITS) | SURROGATE_PAIR |
- SURROGATE_LOW;
-}
static int __exfat_utf16_to_nls(struct super_block *sb,
struct exfat_uni_name *p_uniname, unsigned char *p_cstring,
--
2.20.1
next prev parent reply other threads:[~2020-03-17 22:26 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20200317222604epcas1p1559308b0199c5320a9c77f5ad9f033a2@epcas1p1.samsung.com>
2020-03-17 22:25 ` [PATCH 0/4] Fixes for exfat driver Pali Rohár
2020-03-17 22:25 ` [PATCH 1/4] exfat: Simplify exfat_utf8_d_hash() for code points above U+FFFF Pali Rohár
2020-03-18 0:09 ` Al Viro
2020-03-18 9:32 ` Pali Rohár
2020-03-28 23:40 ` Pali Rohár
2020-03-17 22:25 ` [PATCH 2/4] exfat: Simplify exfat_utf8_d_cmp() " Pali Rohár
2020-03-17 22:25 ` Pali Rohár [this message]
2020-03-17 22:25 ` [PATCH 4/4] exfat: Fix discard support Pali Rohár
2020-03-17 23:20 ` [PATCH 0/4] Fixes for exfat driver Namjae Jeon
2020-04-15 8:01 ` Pali Rohár
2020-04-15 23:43 ` Namjae Jeon
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