kernel_optimize_test/arch/mips/mm
Alexandre Ghiti b1f61b5bde mips: properly account for stack randomization and stack guard gap
This commit takes care of stack randomization and stack guard gap when
computing mmap base address and checks if the task asked for
randomization.  This fixes the problem uncovered and not fixed for arm
here: https://lkml.kernel.org/r/20170622200033.25714-1-riel@redhat.com

Link: http://lkml.kernel.org/r/20190730055113.23635-10-alex@ghiti.fr
Signed-off-by: Alexandre Ghiti <alex@ghiti.fr>
Acked-by: Kees Cook <keescook@chromium.org>
Acked-by: Paul Burton <paul.burton@mips.com>
Reviewed-by: Luis Chamberlain <mcgrof@kernel.org>
Cc: Albert Ou <aou@eecs.berkeley.edu>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Christoph Hellwig <hch@lst.de>
Cc: James Hogan <jhogan@kernel.org>
Cc: Palmer Dabbelt <palmer@sifive.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-09-24 15:54:12 -07:00
..
c-octeon.c MIPS: Delete unused flush_cache_sigtramp() 2019-02-07 12:59:45 -08:00
c-r3k.c MIPS: Delete unused flush_cache_sigtramp() 2019-02-07 12:59:45 -08:00
c-r4k.c MIPS: Remove unused R5432 CPU support 2019-07-23 14:33:34 -07:00
c-tx39.c MIPS: Delete unused flush_cache_sigtramp() 2019-02-07 12:59:45 -08:00
cache.c MIPS: remove the _dma_cache_wback_inv export 2019-06-03 16:00:08 +02:00
cerr-sb1.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
cex-gen.S
cex-oct.S
cex-sb1.S treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
context.c MIPS: Export mm switching functions used by KVM 2019-02-05 11:44:44 -08:00
dma-noncoherent.c dma-mapping: remove arch_dma_mmap_pgprot 2019-08-29 16:43:22 +02:00
extable.c
fault.c signal: Remove the task parameter from force_sig_fault 2019-05-29 09:31:43 -05:00
highmem.c
hugetlbpage.c
init.c MIPS: Detect bad _PFN_SHIFT values 2019-09-20 14:55:07 -07:00
ioremap.c MIPS: Fix ioremap() RAM check 2018-07-05 14:43:21 -07:00
Makefile MIPS: Select R3k-style TLB in Kconfig 2019-09-03 14:20:43 +01:00
mmap.c mips: properly account for stack randomization and stack guard gap 2019-09-24 15:54:12 -07:00
page-funcs.S
page.c arch: mips: mm: page: Remove unused function 2018-06-24 09:27:27 -07:00
pgtable-32.c MIPS: Add partial 32-bit huge page support 2019-07-21 14:30:05 -07:00
pgtable-64.c
pgtable.c
sc-debugfs.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
sc-ip22.c
sc-mips.c MIPS: Ingenic: Fix bugs when detecting X1000's L2 cache. 2019-08-05 18:30:33 -07:00
sc-r5k.c
sc-rm7k.c
tlb-funcs.S MIPS: Consistently declare TLB functions 2018-08-10 17:27:53 -07:00
tlb-r3k.c MIPS: mm: Remove local_flush_tlb_mm() 2019-02-04 10:56:24 -08:00
tlb-r4k.c MIPS: MemoryMapID (MMID) Support 2019-02-04 10:56:41 -08:00
tlbex-fault.S
tlbex.c MIPS: tlbex: Remove cpu_has_local_ebase 2019-09-03 14:20:54 +01:00
uasm-micromips.c mips: bpf: implement jitting of BPF_ALU | BPF_ARSH | BPF_X 2018-12-07 13:30:48 -08:00
uasm-mips.c MIPS: uasm: Add div, mul and sel instructions for mipsr6 2019-03-19 15:26:06 -07:00
uasm.c MIPS: uasm: Add div, mul and sel instructions for mipsr6 2019-03-19 15:26:06 -07:00