| /Linux-v5.4/tools/testing/selftests/vm/ |
| D | hugepage-shm.c | 59 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()
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| /Linux-v5.4/include/linux/ |
| D | shm.h | 17 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
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| D | security.h | 424 int security_shm_shmat(struct kern_ipc_perm *shp, char __user *shmaddr, int shmflg);
1181 char __user *shmaddr, int shmflg) in security_shm_shmat() argument
|
| D | syscalls.h | 794 asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg);
795 asmlinkage long sys_shmdt(char __user *shmaddr);
1418 long ksys_shmdt(char __user *shmaddr);
|
| D | lsm_hooks.h | 1676 int (*shm_shmat)(struct kern_ipc_perm *perm, char __user *shmaddr,
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| D | compat.h | 764 asmlinkage long compat_sys_shmat(int shmid, compat_uptr_t shmaddr, int shmflg);
|
| /Linux-v5.4/tools/testing/selftests/powerpc/benchmarks/ |
| D | context_switch.c | 318 void *shmaddr; in futex_setup() local
326 shmaddr = shmat(shmid, NULL, 0); in futex_setup()
327 if (shmaddr == (char *)-1) { in futex_setup()
335 m1 = shmaddr; in futex_setup()
336 m2 = shmaddr + sizeof(*m1); in futex_setup()
|
| /Linux-v5.4/Documentation/sparc/ |
| D | adi.rst | 187 char *shmaddr, *tmp_addr, *end, *veraddr, *clraddr;
219 shmaddr = shmat(shmid, NULL, 0);
220 if (shmaddr == (char *)-1) {
226 if (mprotect(shmaddr, BUFFER_SIZE, PROT_READ|PROT_WRITE|PROT_ADI)) {
234 tmp_addr = shmaddr;
235 end = shmaddr + BUFFER_SIZE;
248 tmp_addr = (void *) ((unsigned long)shmaddr << adi_nbits);
270 if (mprotect(shmaddr, BUFFER_SIZE, PROT_READ|PROT_WRITE)) {
275 if (shmdt((const void *)shmaddr) != 0)
282 if (shmdt((const void *)shmaddr) != 0)
|
| /Linux-v5.4/arch/xtensa/kernel/ |
| D | syscall.c | 43 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()
|
| /Linux-v5.4/ipc/ |
| D | shm.c | 1418 long do_shmat(int shmid, char __user *shmaddr, int shmflg, in do_shmat() argument
1422 unsigned long addr = (unsigned long)shmaddr; in do_shmat()
1491 err = security_shm_shmat(&shp->shm_perm, shmaddr, shmflg); in do_shmat()
1591 SYSCALL_DEFINE3(shmat, int, shmid, char __user *, shmaddr, int, shmflg) in SYSCALL_DEFINE3() argument
1596 err = do_shmat(shmid, shmaddr, shmflg, &ret, SHMLBA); in SYSCALL_DEFINE3()
1609 COMPAT_SYSCALL_DEFINE3(shmat, int, shmid, compat_uptr_t, shmaddr, int, shmflg) in COMPAT_SYSCALL_DEFINE3() argument
1614 err = do_shmat(shmid, compat_ptr(shmaddr), shmflg, &ret, COMPAT_SHMLBA); in COMPAT_SYSCALL_DEFINE3()
1626 long ksys_shmdt(char __user *shmaddr) in ksys_shmdt() argument
1630 unsigned long addr = (unsigned long)shmaddr; in ksys_shmdt()
1733 SYSCALL_DEFINE1(shmdt, char __user *, shmaddr) in SYSCALL_DEFINE1() argument
[all …]
|
| /Linux-v5.4/Documentation/ia64/ |
| D | err_inject.rst | 305 void *shmaddr;
336 shmaddr = shmat(shmid, (void *)SHM_VA, 0);
337 if (shmaddr == (void*)-1) {
342 memset(shmaddr, 0, SHM_SIZE);
343 mlock(shmaddr, SHM_SIZE);
350 munlock(shmaddr, SHM_SIZE);
351 shmdt(shmaddr);
865 va1=shmaddr+parameters[i].cpu*PAGE_SIZE;
866 va2=shmaddr+parameters[i].cpu*PAGE_SIZE+PAGE_SIZE;
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| /Linux-v5.4/security/ |
| D | security.c | 1830 int security_shm_shmat(struct kern_ipc_perm *shp, char __user *shmaddr, int shmflg) in security_shm_shmat() argument
1832 return call_int_hook(shm_shmat, 0, shp, shmaddr, shmflg); in security_shm_shmat()
|
| /Linux-v5.4/security/smack/ |
| D | smack_lsm.c | 3015 static int smack_shm_shmat(struct kern_ipc_perm *isp, char __user *shmaddr, in smack_shm_shmat() argument
|
| /Linux-v5.4/security/selinux/ |
| D | hooks.c | 6128 char __user *shmaddr, int shmflg) in selinux_shm_shmat() argument
|
