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Commit 75f296d9 authored by Levin, Alexander (Sasha Levin)'s avatar Levin, Alexander (Sasha Levin) Committed by Linus Torvalds
Browse files

kmemcheck: stop using GFP_NOTRACK and SLAB_NOTRACK 

Convert all allocations that used a NOTRACK flag to stop using it.

Link: http://lkml.kernel.org/r/20171007030159.22241-3-alexander.levin@verizon.com


Signed-off-by: default avatarSasha Levin <alexander.levin@verizon.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Eric W. Biederman <ebiederm@xmission.com>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Tim Hansen <devtimhansen@gmail.com>
Cc: Vegard Nossum <vegardno@ifi.uio.no>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 49502766

arch/arm/include/asm/pgalloc.h

+1 −1
Original line number Diff line number Diff line
@@ -57,7 +57,7 @@ static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) 
extern pgd_t *pgd_alloc(struct mm_struct *mm);

extern void pgd_free(struct mm_struct *mm, pgd_t *pgd);



#define PGALLOC_GFP	(GFP_KERNEL | __GFP_NOTRACK | __GFP_ZERO)

#define PGALLOC_GFP	(GFP_KERNEL | __GFP_ZERO)



static inline void clean_pte_table(pte_t *pte)

{

arch/arm64/include/asm/pgalloc.h

+1 −1
Original line number Diff line number Diff line
@@ -26,7 +26,7 @@ 


#define check_pgt_cache()		do { } while (0)



#define PGALLOC_GFP	(GFP_KERNEL | __GFP_NOTRACK | __GFP_ZERO)

#define PGALLOC_GFP	(GFP_KERNEL | __GFP_ZERO)

#define PGD_SIZE	(PTRS_PER_PGD * sizeof(pgd_t))



#if CONFIG_PGTABLE_LEVELS > 2

arch/powerpc/include/asm/pgalloc.h

+1 −1
Original line number Diff line number Diff line
@@ -18,7 +18,7 @@ static inline gfp_t pgtable_gfp_flags(struct mm_struct *mm, gfp_t gfp) 
}

#endif /* MODULE */



#define PGALLOC_GFP (GFP_KERNEL | __GFP_NOTRACK | __GFP_ZERO)

#define PGALLOC_GFP (GFP_KERNEL | __GFP_ZERO)



#ifdef CONFIG_PPC_BOOK3S

#include <asm/book3s/pgalloc.h>

arch/sh/kernel/dwarf.c

+2 −2
Original line number Diff line number Diff line
@@ -1172,11 +1172,11 @@ static int __init dwarf_unwinder_init(void) 


	dwarf_frame_cachep = kmem_cache_create("dwarf_frames",

			sizeof(struct dwarf_frame), 0,

			SLAB_PANIC | SLAB_HWCACHE_ALIGN | SLAB_NOTRACK, NULL);

			SLAB_PANIC | SLAB_HWCACHE_ALIGN, NULL);



	dwarf_reg_cachep = kmem_cache_create("dwarf_regs",

			sizeof(struct dwarf_reg), 0,

			SLAB_PANIC | SLAB_HWCACHE_ALIGN | SLAB_NOTRACK, NULL);

			SLAB_PANIC | SLAB_HWCACHE_ALIGN, NULL);



	dwarf_frame_pool = mempool_create_slab_pool(DWARF_FRAME_MIN_REQ,

						    dwarf_frame_cachep);

arch/sh/kernel/process.c

+1 −1
Original line number Diff line number Diff line
@@ -59,7 +59,7 @@ void arch_task_cache_init(void) 


	task_xstate_cachep = kmem_cache_create("task_xstate", xstate_size,

					       __alignof__(union thread_xstate),

					       SLAB_PANIC | SLAB_NOTRACK, NULL);

					       SLAB_PANIC, NULL);

}



#ifdef CONFIG_SH_FPU_EMU