cregit-Linux how code gets into the kernel

Release 4.10 arch/x86/include/asm/mmu.h

#ifndef _ASM_X86_MMU_H

#define _ASM_X86_MMU_H

#include <linux/spinlock.h>
#include <linux/mutex.h>

/*
 * The x86 doesn't have a mmu context, but
 * we put the segment information here.
 */
typedef struct {
#ifdef CONFIG_MODIFY_LDT_SYSCALL
	
struct ldt_struct *ldt;
#endif

#ifdef CONFIG_X86_64
	/* True if mm supports a task running in 32 bit compatibility mode. */
	
unsigned short ia32_compat;
#endif

	
struct mutex lock;
	
void __user *vdso;			/* vdso base address */
	
const struct vdso_image *vdso_image;	/* vdso image in use */

	
atomic_t perf_rdpmc_allowed;	/* nonzero if rdpmc is allowed */
#ifdef CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS
	/*
         * One bit per protection key says whether userspace can
         * use it or not.  protected by mmap_sem.
         */
	
u16 pkey_allocation_map;
	
s16 execute_only_pkey;
#endif
#ifdef CONFIG_X86_INTEL_MPX
	/* address of the bounds directory */
	
void __user *bd_addr;
#endif
} 
mm_context_t;

#ifdef CONFIG_SMP
void leave_mm(int cpu);
#else

static inline void leave_mm(int cpu) { }

Contributors

PersonTokensPropCommitsCommitProp
venkatesh pallipadivenkatesh pallipadi9100.00%1100.00%
Total9100.00%1100.00%

#endif #endif /* _ASM_X86_MMU_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
venkatesh pallipadivenkatesh pallipadi2321.10%17.14%
andy lutomirskiandy lutomirski2018.35%535.71%
chris snookchris snook1513.76%17.14%
dave hansendave hansen1211.01%17.14%
mark rutlandmark rutland1110.09%17.14%
stephen wilsonstephen wilson109.17%17.14%
richard kennedyrichard kennedy87.34%17.14%
thomas gleixnerthomas gleixner65.50%17.14%
h. peter anvinh. peter anvin32.75%17.14%
jan beulichjan beulich10.92%17.14%
Total109100.00%14100.00%
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