[PATCH] v9fs: use standard kernel byteswapping routines
Originally suggested by hch, we have removed our byteswap code
and replaced it with calls to the standard kernel byteswapping code.
Signed-off-by: Eric Van Hensbergen <[email protected]>
---
commit 06e00e56fdf2c3e230ff60f6fdab6db789f16e73
tree 6eff647a71c056d133aa0f0a9e0a0ff95af05683
parent f32fc66e311abe9e7167991e6b2d37e7c56dcc72
author Eric Van Hensbergen <[email protected]> Sun, 28 Aug 2005 16:03:40
-0500
committer Eric Van Hensbergen <[email protected]> Sun, 28 Aug 2005
16:03:40 -0500
fs/9p/conv.c | 28 ++++++----------------------
1 files changed, 6 insertions(+), 22 deletions(-)
diff --git a/fs/9p/conv.c b/fs/9p/conv.c
--- a/fs/9p/conv.c
+++ b/fs/9p/conv.c
@@ -88,8 +88,7 @@ static inline void buf_put_int16(struct
{
buf_check_size(buf, 2);
- buf->p[0] = val;
- buf->p[1] = val >> 8;
+ *(u16 *) buf->p = cpu_to_le16(val);
buf->p += 2;
}
@@ -97,10 +96,7 @@ static inline void buf_put_int32(struct
{
buf_check_size(buf, 4);
- buf->p[0] = val;
- buf->p[1] = val >> 8;
- buf->p[2] = val >> 16;
- buf->p[3] = val >> 24;
+ *(u32 *)buf->p = cpu_to_le32(val);
buf->p += 4;
}
@@ -108,14 +104,7 @@ static inline void buf_put_int64(struct
{
buf_check_size(buf, 8);
- buf->p[0] = val;
- buf->p[1] = val >> 8;
- buf->p[2] = val >> 16;
- buf->p[3] = val >> 24;
- buf->p[4] = val >> 32;
- buf->p[5] = val >> 40;
- buf->p[6] = val >> 48;
- buf->p[7] = val >> 56;
+ *(u64 *)buf->p = cpu_to_le64(val);
buf->p += 8;
}
@@ -158,7 +147,7 @@ static inline u16 buf_get_int16(struct c
u16 ret = 0;
buf_check_size(buf, 2);
- ret = buf->p[0] | (buf->p[1] << 8);
+ ret = le16_to_cpu(*(u16 *)buf->p);
buf->p += 2;
@@ -170,9 +159,7 @@ static inline u32 buf_get_int32(struct c
u32 ret = 0;
buf_check_size(buf, 4);
- ret =
- buf->p[0] | (buf->p[1] << 8) | (buf->p[2] << 16) | (buf->
- p[3] << 24);
+ ret = le32_to_cpu(*(u32 *)buf->p);
buf->p += 4;
@@ -184,10 +171,7 @@ static inline u64 buf_get_int64(struct c
u64 ret = 0;
buf_check_size(buf, 8);
- ret = (u64) buf->p[0] | ((u64) buf->p[1] << 8) |
- ((u64) buf->p[2] << 16) | ((u64) buf->p[3] << 24) |
- ((u64) buf->p[4] << 32) | ((u64) buf->p[5] << 40) |
- ((u64) buf->p[6] << 48) | ((u64) buf->p[7] << 56);
+ ret = le64_to_cpu(*(u64 *)buf->p);
buf->p += 8;
-
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