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Searched refs:shmaddr (Results 1 - 25 of 28) sorted by relevance

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/kernel/linux/linux-5.10/tools/testing/selftests/vm/
H A Dhugepage-shm.c59 char *shmaddr; in main() local
68 shmaddr = shmat(shmid, ADDR, SHMAT_FLAGS); in main()
69 if (shmaddr == (char *)-1) { in main()
74 printf("shmaddr: %p\n", shmaddr); in main()
78 shmaddr[i] = (char)(i); in main()
86 if (shmaddr[i] != (char)i) { in main()
92 if (shmdt((const void *)shmaddr) != 0) { in main()
H A Dwrite_to_hugetlbfs.c31 static char *shmaddr; variable
51 if (shmdt((const void *)shmaddr) != 0) { in sig_handler()
214 printf("shmaddr: %p\n", ptr); in main()
/kernel/linux/linux-6.6/tools/testing/selftests/mm/
H A Dhugepage-shm.c55 char *shmaddr; in main() local
64 shmaddr = shmat(shmid, ADDR, SHMAT_FLAGS); in main()
65 if (shmaddr == (char *)-1) { in main()
70 printf("shmaddr: %p\n", shmaddr); in main()
74 shmaddr[i] = (char)(i); in main()
82 if (shmaddr[i] != (char)i) { in main()
88 if (shmdt((const void *)shmaddr) != 0) { in main()
H A Dwrite_to_hugetlbfs.c31 static char *shmaddr; variable
51 if (shmdt((const void *)shmaddr) != 0) { in sig_handler()
214 printf("shmaddr: %p\n", ptr); in main()
/kernel/liteos_a/syscall/
H A Dvm_syscall.c81 void *SysShmAt(int shmid, const void *shmaddr, int shmflg) in SysShmAt() argument
85 ret = ShmAt(shmid, shmaddr, shmflg); in SysShmAt()
105 int SysShmDt(const void *shmaddr) in SysShmDt() argument
109 ret = ShmDt(shmaddr); in SysShmDt()
H A Dlos_syscall.h177 extern void *SysShmAt(int shmid, const void *shmaddr, int shmflg);
179 extern int SysShmDt(const void *shmaddr);
/kernel/liteos_a/kernel/base/vm/
H A Dshm.c516 INT32 ShmatParamCheck(const VOID *shmaddr, INT32 shmflg) in ShmatParamCheck() argument
518 if (((UINT32)shmflg & SHM_REMAP) && (shmaddr == NULL)) { in ShmatParamCheck()
522 if ((shmaddr != NULL) && !IS_PAGE_ALIGNED(shmaddr) && in ShmatParamCheck()
530 LosVmMapRegion *ShmatVmmAlloc(struct shmIDSource *seg, const VOID *shmaddr, in ShmatVmmAlloc() argument
541 if (shmaddr != NULL) { in ShmatVmmAlloc()
546 if (shmaddr == NULL) { in ShmatVmmAlloc()
550 vaddr = ROUNDDOWN((VADDR_T)(UINTPTR)shmaddr, SHMLBA); in ShmatVmmAlloc()
552 vaddr = (VADDR_T)(UINTPTR)shmaddr; in ShmatVmmAlloc()
577 VOID *ShmAt(INT32 shmid, const VOID *shmaddr, INT3 argument
749 ShmDt(const VOID *shmaddr) ShmDt() argument
[all...]
/kernel/linux/linux-5.10/include/linux/
H A Dshm.h17 long do_shmat(int shmid, char __user *shmaddr, int shmflg, unsigned long *addr,
27 static inline long do_shmat(int shmid, char __user *shmaddr, in do_shmat() argument
H A Dsyscalls.h824 asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg);
825 asmlinkage long sys_shmdt(char __user *shmaddr);
1365 long ksys_shmdt(char __user *shmaddr);
H A Dcompat.h714 asmlinkage long compat_sys_shmat(int shmid, compat_uptr_t shmaddr, int shmflg);
H A Dsecurity.h442 int security_shm_shmat(struct kern_ipc_perm *shp, char __user *shmaddr, int shmflg);
1232 char __user *shmaddr, int shmflg) in security_shm_shmat()
1231 security_shm_shmat(struct kern_ipc_perm *shp, char __user *shmaddr, int shmflg) security_shm_shmat() argument
/kernel/linux/linux-6.6/include/linux/
H A Dshm.h17 long do_shmat(int shmid, char __user *shmaddr, int shmflg, unsigned long *addr,
27 static inline long do_shmat(int shmid, char __user *shmaddr, in do_shmat() argument
H A Dsyscalls.h729 asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg);
730 asmlinkage long sys_shmdt(char __user *shmaddr);
1261 long ksys_shmdt(char __user *shmaddr);
H A Dsecurity.h467 int security_shm_shmat(struct kern_ipc_perm *shp, char __user *shmaddr, int shmflg);
1315 char __user *shmaddr, int shmflg) in security_shm_shmat()
1314 security_shm_shmat(struct kern_ipc_perm *shp, char __user *shmaddr, int shmflg) security_shm_shmat() argument
H A Dcompat.h751 asmlinkage long compat_sys_shmat(int shmid, compat_uptr_t shmaddr, int shmflg);
/kernel/linux/linux-5.10/tools/testing/selftests/powerpc/benchmarks/
H A Dcontext_switch.c329 void *shmaddr; in futex_setup() local
337 shmaddr = shmat(shmid, NULL, 0); in futex_setup()
338 if (shmaddr == (char *)-1) { in futex_setup()
346 m1 = shmaddr; in futex_setup()
347 m2 = shmaddr + sizeof(*m1); in futex_setup()
/kernel/linux/linux-6.6/tools/testing/selftests/powerpc/benchmarks/
H A Dcontext_switch.c329 void *shmaddr; in futex_setup() local
337 shmaddr = shmat(shmid, NULL, 0); in futex_setup()
338 if (shmaddr == (char *)-1) { in futex_setup()
346 m1 = shmaddr; in futex_setup()
347 m2 = shmaddr + sizeof(*m1); in futex_setup()
/kernel/liteos_a/kernel/base/include/
H A Dlos_vm_syscall.h68 VOID *ShmAt(INT32 shmid, const VOID *shmaddr, INT32 shmflg);
70 INT32 ShmDt(const VOID *shmaddr);
/kernel/linux/linux-5.10/arch/xtensa/kernel/
H A Dsyscall.c43 asmlinkage long xtensa_shmat(int shmid, char __user *shmaddr, int shmflg) in xtensa_shmat() argument
48 err = do_shmat(shmid, shmaddr, shmflg, &ret, SHMLBA); in xtensa_shmat()
/kernel/linux/linux-6.6/arch/xtensa/kernel/
H A Dsyscall.c39 asmlinkage long xtensa_shmat(int shmid, char __user *shmaddr, int shmflg) in xtensa_shmat() argument
44 err = do_shmat(shmid, shmaddr, shmflg, &ret, SHMLBA); in xtensa_shmat()
/kernel/linux/linux-5.10/ipc/
H A Dshm.c1506 * Fix shmaddr, allocate descriptor, map shm, add attach descriptor to lists.
1512 long do_shmat(int shmid, char __user *shmaddr, int shmflg, in do_shmat() argument
1516 unsigned long addr = (unsigned long)shmaddr; in do_shmat()
1585 err = security_shm_shmat(&shp->shm_perm, shmaddr, shmflg); in do_shmat()
1686 SYSCALL_DEFINE3(shmat, int, shmid, char __user *, shmaddr, int, shmflg) in SYSCALL_DEFINE3()
1691 err = do_shmat(shmid, shmaddr, shmflg, &ret, SHMLBA); in SYSCALL_DEFINE3()
1704 COMPAT_SYSCALL_DEFINE3(shmat, int, shmid, compat_uptr_t, shmaddr, int, shmflg) in COMPAT_SYSCALL_DEFINE3()
1709 err = do_shmat(shmid, compat_ptr(shmaddr), shmflg, &ret, COMPAT_SHMLBA); in COMPAT_SYSCALL_DEFINE3()
1721 long ksys_shmdt(char __user *shmaddr) in ksys_shmdt() argument
1725 unsigned long addr = (unsigned long)shmaddr; in ksys_shmdt()
[all...]
/kernel/linux/linux-6.6/ipc/
H A Dshm.c1516 * Fix shmaddr, allocate descriptor, map shm, add attach descriptor to lists.
1522 long do_shmat(int shmid, char __user *shmaddr, int shmflg, in do_shmat() argument
1526 unsigned long addr = (unsigned long)shmaddr; in do_shmat()
1595 err = security_shm_shmat(&shp->shm_perm, shmaddr, shmflg); in do_shmat()
1696 SYSCALL_DEFINE3(shmat, int, shmid, char __user *, shmaddr, int, shmflg) in SYSCALL_DEFINE3()
1701 err = do_shmat(shmid, shmaddr, shmflg, &ret, SHMLBA); in SYSCALL_DEFINE3()
1714 COMPAT_SYSCALL_DEFINE3(shmat, int, shmid, compat_uptr_t, shmaddr, int, shmflg) in COMPAT_SYSCALL_DEFINE3()
1719 err = do_shmat(shmid, compat_ptr(shmaddr), shmflg, &ret, COMPAT_SHMLBA); in COMPAT_SYSCALL_DEFINE3()
1731 long ksys_shmdt(char __user *shmaddr) in ksys_shmdt() argument
1735 unsigned long addr = (unsigned long)shmaddr; in ksys_shmdt()
[all...]
/kernel/linux/linux-5.10/security/
H A Dsecurity.c1964 int security_shm_shmat(struct kern_ipc_perm *shp, char __user *shmaddr, int shmflg) in security_shm_shmat() argument
1966 return call_int_hook(shm_shmat, 0, shp, shmaddr, shmflg); in security_shm_shmat()
/kernel/linux/linux-6.6/security/
H A Dsecurity.c3708 * @shmaddr: address of memory region to attach
3713 * calling process. The attaching address is specified by @shmaddr.
3718 char __user *shmaddr, int shmflg) in security_shm_shmat()
3720 return call_int_hook(shm_shmat, 0, shp, shmaddr, shmflg); in security_shm_shmat()
3717 security_shm_shmat(struct kern_ipc_perm *shp, char __user *shmaddr, int shmflg) security_shm_shmat() argument
/kernel/linux/linux-5.10/security/smack/
H A Dsmack_lsm.c3032 * @shmaddr: unused
3037 static int smack_shm_shmat(struct kern_ipc_perm *isp, char __user *shmaddr, in smack_shm_shmat() argument

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