From mboxrd@z Thu Jan 1 00:00:00 1970 From: akpm-3NddpPZAyC0@public.gmane.org Subject: [patch 07/12] acpi: flush TLB when pagetable changed Date: Wed, 23 Feb 2005 01:53:05 -0800 Message-ID: <200502230953.j1N9rJiZ020708@shell0.pdx.osdl.net> Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: len.brown-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org Cc: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, akpm-3NddpPZAyC0@public.gmane.org, shaohua.li-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org List-Id: linux-acpi@vger.kernel.org From: Li Shaohua Possibly it doesn't change anything here (it's low mem), but it's better to fix it. Signed-off-by: Andrew Morton --- 25-akpm/arch/i386/kernel/acpi/sleep.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletion(-) diff -puN arch/i386/kernel/acpi/sleep.c~acpi-flush-tlb-when-pagetable-changed arch/i386/kernel/acpi/sleep.c --- 25/arch/i386/kernel/acpi/sleep.c~acpi-flush-tlb-when-pagetable-changed 2005-02-23 01:48:04.000000000 -0800 +++ 25-akpm/arch/i386/kernel/acpi/sleep.c 2005-02-23 01:48:04.000000000 -0800 @@ -8,7 +8,7 @@ #include #include #include - +#include /* address in low memory of the wakeup routine. */ unsigned long acpi_wakeup_address = 0; @@ -27,6 +27,7 @@ static void init_low_mapping(pgd_t *pgd, set_pgd(pgd, *(pgd+USER_PTRS_PER_PGD)); pgd_ofs++, pgd++; } + flush_tlb_all(); } /** _ ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click