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linux-stable/arch/powerpc/mm
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Christophe Leroy 78cb0945f7 powerpc: Handle error in mark_rodata_ro() and mark_initmem_nx() 
mark_rodata_ro() and mark_initmem_nx() use functions that can
fail like set_memory_nx() and set_memory_ro(), leading to a not
protected kernel.

In case of failure, panic.

Link: https://github.com/KSPP/linux/issues/7
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/b16329611deb89e1af505d43f0e2a91310584d26.1710587887.git.christophe.leroy@csgroup.eu
 		2024-03-17 13:33:21 +11:00
..
book3s32 powerpc: Handle error in mark_rodata_ro() and mark_initmem_nx() 2024-03-17 13:33:21 +11:00
book3s64 powerpc updates for 6.9 2024-03-15 17:53:48 -07:00
kasan powerpc/kasan: Fix addr error caused by page alignment 2024-02-05 22:57:26 +11:00
nohash powerpc: Handle error in mark_rodata_ro() and mark_initmem_nx() 2024-03-17 13:33:21 +11:00
ptdump mm: ptdump: have ptdump_check_wx() return bool 2024-02-22 10:24:47 -08:00
Makefile powerpc/mm: Convert to default topdown mmap layout 2022-05-05 22:11:58 +10:00
cacheflush.c powerpc: implement the new page table range API 2023-08-24 16:20:23 -07:00
copro_fault.c powerpc/mm: convert coprocessor fault to lock_mm_and_find_vma() 2023-06-24 14:12:58 -07:00
dma-noncoherent.c dma-mapping: merge <linux/dma-noncoherent.h> into <linux/dma-map-ops.h> 2020-10-06 07:07:06 +02:00
drmem.c powerpc: Stop using of_root 2024-03-03 22:20:29 +11:00
fault.c arch/mm/fault: fix major fault accounting when retrying under per-VMA lock 2023-12-29 11:06:49 -08:00
hugetlbpage.c hugetlb: parallelize 1G hugetlb initialization 2024-03-06 13:04:17 -08:00
init-common.c powerpc/mm: Fix null-pointer dereference in pgtable_cache_add 2023-12-13 22:13:41 +11:00
init_32.c powerpc: Untangle fixmap.h and pgtable.h and mmu.h 2023-10-19 17:12:44 +11:00
init_64.c powerpc updates for 6.6 2023-08-31 12:43:10 -07:00
ioremap.c powerpc/nohash: Replace pte_user() by pte_read() 2023-10-19 17:12:46 +11:00
ioremap_32.c powerpc: mm: convert to GENERIC_IOREMAP 2023-08-18 10:12:35 -07:00
ioremap_64.c powerpc: mm: convert to GENERIC_IOREMAP 2023-08-18 10:12:35 -07:00
maccess.c powerpc/inst: Optimise copy_inst_from_kernel_nofault() 2021-12-09 22:41:21 +11:00
mem.c powerpc: Remove file parameter from phys_mem_access_prot() 2023-11-06 15:21:33 +11:00
mmu_context.c powerpc: Add mm_cpumask warning when context switching 2023-08-02 22:22:19 +10:00
mmu_decl.h powerpc: Handle error in mark_rodata_ro() and mark_initmem_nx() 2024-03-17 13:33:21 +11:00
numa.c powerpc: Stop using of_root 2024-03-03 22:20:29 +11:00
pageattr.c powerpc: Don't ignore errors from set_memory_{n}p() in __kernel_map_pages() 2024-03-03 22:18:45 +11:00
pgtable-frag.c powerpc: convert various functions to use ptdescs 2023-08-21 13:37:54 -07:00
pgtable.c mm/powerpc: replace pXd_is_leaf() with pXd_leaf() 2024-03-06 13:04:19 -08:00
pgtable_32.c powerpc: Handle error in mark_rodata_ro() and mark_initmem_nx() 2024-03-17 13:33:21 +11:00
pgtable_64.c mm/treewide: replace pmd_large() with pmd_leaf() 2024-03-06 13:04:19 -08:00