diff options
| author | Denys Vlasenko <dvlasenk@redhat.com> | 2016-09-17 23:39:26 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-09-21 15:02:12 +0200 |
| commit | 475339684ef19e46f4702e2d185a869a5c454688 (patch) | |
| tree | d7973d4c3f413888bd5c629f96d57da6f4e3ab78 /arch/x86/kernel/setup.c | |
| parent | 8c2103f224216a45c1a4d7aebbc13f3e007cde34 (diff) | |
x86/e820: Prepare e280 code for switch to dynamic storage
This patch turns e820 and e820_saved into pointers to e820 tables,
of the same size as before.
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: linux-kernel@vger.kernel.org
Link: http://lkml.kernel.org/r/20160917213927.1787-2-dvlasenk@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/setup.c')
| -rw-r--r-- | arch/x86/kernel/setup.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 0fa60f5f5a16..cc43d660c990 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -458,8 +458,8 @@ static void __init e820_reserve_setup_data(void) early_memunmap(data, sizeof(*data)); } - sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &e820.nr_map); - memcpy(&e820_saved, &e820, sizeof(struct e820map)); + sanitize_e820_map(e820->map, ARRAY_SIZE(e820->map), &e820->nr_map); + memcpy(e820_saved, e820, sizeof(struct e820map)); printk(KERN_INFO "extended physical RAM map:\n"); e820_print_map("reserve setup_data"); } @@ -763,7 +763,7 @@ static void __init trim_bios_range(void) */ e820_remove_range(BIOS_BEGIN, BIOS_END - BIOS_BEGIN, E820_RAM, 1); - sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &e820.nr_map); + sanitize_e820_map(e820->map, ARRAY_SIZE(e820->map), &e820->nr_map); } /* called before trim_bios_range() to spare extra sanitize */ @@ -1032,7 +1032,7 @@ void __init setup_arch(char **cmdline_p) if (ppro_with_ram_bug()) { e820_update_range(0x70000000ULL, 0x40000ULL, E820_RAM, E820_RESERVED); - sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &e820.nr_map); + sanitize_e820_map(e820->map, ARRAY_SIZE(e820->map), &e820->nr_map); printk(KERN_INFO "fixed physical RAM map:\n"); e820_print_map("bad_ppro"); } |