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| author |   Brian Gerst <bgerst@didntduck.org> | 2005-10-30 14:59:44 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-30 17:37:13 -0800 |
| commit | c53117815771e1e84e6ba80a42fa1f8e330adb4d (patch) | |
| tree | e9227965e332a19575c066096c532cd2cba4c856 /include/asm-x86_64 | |
| parent | [PATCH] x86: vmx cpu feature detection (diff) | |
| download | linux-dev-c53117815771e1e84e6ba80a42fa1f8e330adb4d.tar.xz linux-dev-c53117815771e1e84e6ba80a42fa1f8e330adb4d.zip | |
[PATCH] Clean up mtrr compat ioctl code
Handle 32-bit mtrr ioctls in the mtrr driver instead of the ia32
compatability layer.
Signed-off-by: Brian Gerst <bgerst@didntduck.org>
Cc: Andi Kleen <ak@muc.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-x86_64')
| -rw-r--r-- | include/asm-x86_64/mtrr.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/include/asm-x86_64/mtrr.h b/include/asm-x86_64/mtrr.h index c5959d6418bb..66ac1c0f27e1 100644 --- a/include/asm-x86_64/mtrr.h +++ b/include/asm-x86_64/mtrr.h @@ -25,6 +25,7 @@ #include <linux/config.h> #include <linux/ioctl.h> +#include <linux/compat.h> #define MTRR_IOCTL_BASE 'M' @@ -105,4 +106,36 @@ static __inline__ int mtrr_del_page (int reg, unsigned long base, #endif +#ifdef CONFIG_COMPAT + +struct mtrr_sentry32 +{ + compat_ulong_t base; /* Base address */ + compat_uint_t size; /* Size of region */ + compat_uint_t type; /* Type of region */ +}; + +struct mtrr_gentry32 +{ + compat_ulong_t regnum; /* Register number */ + compat_uint_t base; /* Base address */ + compat_uint_t size; /* Size of region */ + compat_uint_t type; /* Type of region */ +}; + +#define MTRR_IOCTL_BASE 'M' + +#define MTRRIOC32_ADD_ENTRY _IOW(MTRR_IOCTL_BASE, 0, struct mtrr_sentry32) +#define MTRRIOC32_SET_ENTRY _IOW(MTRR_IOCTL_BASE, 1, struct mtrr_sentry32) +#define MTRRIOC32_DEL_ENTRY _IOW(MTRR_IOCTL_BASE, 2, struct mtrr_sentry32) +#define MTRRIOC32_GET_ENTRY _IOWR(MTRR_IOCTL_BASE, 3, struct mtrr_gentry32) +#define MTRRIOC32_KILL_ENTRY _IOW(MTRR_IOCTL_BASE, 4, struct mtrr_sentry32) +#define MTRRIOC32_ADD_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 5, struct mtrr_sentry32) +#define MTRRIOC32_SET_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 6, struct mtrr_sentry32) +#define MTRRIOC32_DEL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 7, struct mtrr_sentry32) +#define MTRRIOC32_GET_PAGE_ENTRY _IOWR(MTRR_IOCTL_BASE, 8, struct mtrr_gentry32) +#define MTRRIOC32_KILL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 9, struct mtrr_sentry32) + +#endif /* CONFIG_COMPAT */ + #endif /* _LINUX_MTRR_H */ |