linux-user: Define TASK_UNMAPPED_BASE in $guest/target_mman.h

Provide default values that are as close as possible to the
values used by the guest's kernel.

Tested-by: Helge Deller <deller@gmx.de>
Reviewed-by: Helge Deller <deller@gmx.de>
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-08-02 14:29:40 -07:00
parent c8fb5cf97d
commit 2d708164e0
21 changed files with 167 additions and 14 deletions

View file

@ -14,6 +14,13 @@
#define TARGET_MAP_STACK 0x40000
#define TARGET_MAP_HUGETLB 0x80000
/*
* arch/mips/include/asm/processor.h:
* TASK_UNMAPPED_BASE PAGE_ALIGN(TASK_SIZE / 3)
*/
#define TASK_UNMAPPED_BASE \
TARGET_PAGE_ALIGN((1ull << TARGET_VIRT_ADDR_SPACE_BITS) / 3)
#include "../generic/target_mman.h"
#endif