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| author | Guenter Roeck <linux@roeck-us.net> | 2016-04-02 02:51:54 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-04-13 11:43:09 +0200 |
| commit | 47a541c3e19374ec9f5d3d96730a922e8480dda5 (patch) | |
| tree | 3d1db6adc20924e29a4ac168510e1f5a4937a046 /arch/x86/include | |
| parent | x86/platform/uv: Disable UV BAU by default (diff) | |
| download | linux-47a541c3e19374ec9f5d3d96730a922e8480dda5.tar.xz linux-47a541c3e19374ec9f5d3d96730a922e8480dda5.zip | |
x86/platform: Remove unused get_bios_ebda_length() function
get_bios_ebda_length() uses min_t() without including linux/kernel.h.
This may result in build errors with some configurations. Since the
function is not used anywhere in the kernel, let's just drop it.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Waychison <mikew@google.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1459558314-5625-1-git-send-email-linux@roeck-us.net
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/include')
| -rw-r--r-- | arch/x86/include/asm/bios_ebda.h | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/arch/x86/include/asm/bios_ebda.h b/arch/x86/include/asm/bios_ebda.h index aa6a3170ab5a..2b00c776f223 100644 --- a/arch/x86/include/asm/bios_ebda.h +++ b/arch/x86/include/asm/bios_ebda.h @@ -17,27 +17,6 @@ static inline unsigned int get_bios_ebda(void) return address; /* 0 means none */ } -/* - * Return the sanitized length of the EBDA in bytes, if it exists. - */ -static inline unsigned int get_bios_ebda_length(void) -{ - unsigned int address; - unsigned int length; - - address = get_bios_ebda(); - if (!address) - return 0; - - /* EBDA length is byte 0 of the EBDA (stored in KiB) */ - length = *(unsigned char *)phys_to_virt(address); - length <<= 10; - - /* Trim the length if it extends beyond 640KiB */ - length = min_t(unsigned int, (640 * 1024) - address, length); - return length; -} - void reserve_ebda_region(void); #ifdef CONFIG_X86_CHECK_BIOS_CORRUPTION |