| /linux/arch/powerpc/kernel/ |
| H A D | dawr.c | 19 int set_dawr(int nr, struct arch_hw_breakpoint *brk) in set_dawr() argument
23 dawr = brk->address; in set_dawr()
25 dawrx = (brk->type & (HW_BRK_TYPE_READ | HW_BRK_TYPE_WRITE)) in set_dawr()
27 dawrx |= ((brk->type & (HW_BRK_TYPE_TRANSLATE)) >> 2) << (63 - 59); in set_dawr()
28 dawrx |= (brk->type & (HW_BRK_TYPE_PRIV_ALL)) >> 3; in set_dawr()
36 mrd = ((brk->hw_len + 7) >> 3) - 1; in set_dawr()
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| /linux/arch/powerpc/kernel/ptrace/ |
| H A D | ptrace-noadv.c | 202 struct arch_hw_breakpoint brk; in ppc_set_hwdebug() local
217 brk.address = ALIGN_DOWN(bp_info->addr, HW_BREAKPOINT_SIZE); in ppc_set_hwdebug()
218 brk.type = HW_BRK_TYPE_TRANSLATE | HW_BRK_TYPE_PRIV_ALL; in ppc_set_hwdebug()
219 brk.len = DABR_MAX_LEN; in ppc_set_hwdebug()
220 brk.hw_len = DABR_MAX_LEN; in ppc_set_hwdebug()
222 brk.type |= HW_BRK_TYPE_READ; in ppc_set_hwdebug()
224 brk.type |= HW_BRK_TYPE_WRITE; in ppc_set_hwdebug()
241 arch_bp_generic_fields(brk.type, &attr.bp_type); in ppc_set_hwdebug()
263 child->thread.hw_brk[i] = brk; in ppc_set_hwdebug()
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| /linux/mm/ |
| H A D | init-mm.c | 55 void *end_data, void *brk) in setup_initial_init_mm() argument
60 init_mm.brk = (unsigned long)brk; in setup_initial_init_mm()
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| H A D | nommu.c | 380 SYSCALL_DEFINE1(brk, unsigned long, brk) in SYSCALL_DEFINE1() argument
384 if (brk < mm->start_brk || brk > mm->context.end_brk) in SYSCALL_DEFINE1()
385 return mm->brk; in SYSCALL_DEFINE1()
387 if (mm->brk == brk) in SYSCALL_DEFINE1()
388 return mm->brk; in SYSCALL_DEFINE1()
393 if (brk <= mm->brk) { in SYSCALL_DEFINE1()
394 mm->brk = brk; in SYSCALL_DEFINE1()
395 return brk; in SYSCALL_DEFINE1()
401 flush_icache_user_range(mm->brk, brk); in SYSCALL_DEFINE1()
402 return mm->brk = brk; in SYSCALL_DEFINE1()
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| H A D | mmap.c | 116 SYSCALL_DEFINE1(brk, unsigned long, brk) in SYSCALL_DEFINE1() argument
129 origbrk = mm->brk; in SYSCALL_DEFINE1()
141 if (brk < min_brk) in SYSCALL_DEFINE1()
150 if (check_data_rlimit(rlimit(RLIMIT_DATA), brk, mm->start_brk, in SYSCALL_DEFINE1()
154 newbrk = PAGE_ALIGN(brk); in SYSCALL_DEFINE1()
155 oldbrk = PAGE_ALIGN(mm->brk); in SYSCALL_DEFINE1()
157 mm->brk = brk; in SYSCALL_DEFINE1()
162 if (brk <= mm->brk) { in SYSCALL_DEFINE1()
173 mm->brk = brk; in SYSCALL_DEFINE1()
198 mm->brk = brk; in SYSCALL_DEFINE1()
[all …]
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| /linux/arch/arm64/include/asm/ |
| H A D | asm-bug.h | 45 brk BUG_BRK_IMM
65 __stringify(brk BUG_BRK_IMM)
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| /linux/arch/powerpc/include/asm/ |
| H A D | hw_breakpoint.h | 121 int set_dawr(int nr, struct arch_hw_breakpoint *brk);
124 static inline int set_dawr(int nr, struct arch_hw_breakpoint *brk) { return -1; } in set_dawr() argument
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| H A D | debug.h | 48 void __set_breakpoint(int nr, struct arch_hw_breakpoint *brk);
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| /linux/Documentation/arch/arm64/ |
| H A D | tagged-address-abi.rst | 36 - ``brk()`` syscall (i.e. the heap area between the initial location of
50 - ``brk()``, ``mmap()`` and the ``new_address`` argument to
55 incorrectly accept valid tagged pointers for the ``brk()``,
126 - ``brk()`` (since kernel v5.6).
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| /linux/arch/arm64/kernel/probes/ |
| H A D | kprobes_trampoline.S | 18 brk #KRETPROBES_BRK_IMM
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| /linux/include/linux/ |
| H A D | elf-randomize.h | 13 # define arch_randomize_brk(mm) (mm->brk)
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| H A D | serial.h | 42 __u32 frame, parity, overrun, brk; member
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| /linux/arch/microblaze/boot/dts/ |
| H A D | system.dts | 93 xlnx,number-of-pc-brk = <0x1>;
94 xlnx,number-of-rd-addr-brk = <0x0>;
95 xlnx,number-of-wr-addr-brk = <0x0>;
106 xlnx,use-ext-brk = <0x1>;
107 xlnx,use-ext-nm-brk = <0x1>;
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| /linux/Documentation/bpf/ |
| H A D | prog_lsm.rst | 31 unsigned long start_brk, brk, start_stack;
35 unsigned long start_brk, brk, start_stack;
80 vma->vm_end <= vma->vm_mm->brk);
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| /linux/drivers/tty/serial/ |
| H A D | fsl_linflexuart.c | 232 bool brk; in linflex_rxint() local
239 brk = false; in linflex_rxint()
249 brk = true; in linflex_rxint()
250 sport->icount.brk++; in linflex_rxint()
261 if (brk) { in linflex_rxint()
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| H A D | zs.h | 32 u8 brk; /* BREAK state from RR0. */ member
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| /linux/drivers/tty/ |
| H A D | n_gsm.c | 457 static int gsm_modem_update(struct gsm_dlci *dlci, u8 brk);
1310 u8 brk) in gsm_dlci_modem_output() argument
1322 if (brk > 0) in gsm_dlci_modem_output()
1341 if (brk == 0) { in gsm_dlci_modem_output()
1345 *dp++ = (brk << 4) | 2 | EA; /* Length, Break, EA */ in gsm_dlci_modem_output()
1512 u8 brk = 0; in gsm_process_modem() local
1523 brk = modem & 0x7f; in gsm_process_modem()
1553 if (brk & 0x01) in gsm_process_modem()
4122 static void gsm_modem_upd_via_data(struct gsm_dlci *dlci, u8 brk) in gsm_modem_upd_via_data() argument
4131 gsm_dlci_modem_output(gsm, dlci, brk); in gsm_modem_upd_via_data()
[all …]
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| /linux/arch/x86/include/asm/ |
| H A D | setup.h | 152 .pushsection .bss..brk, "aw"
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| /linux/tools/testing/selftests/nolibc/ |
| H A D | nolibc-test.c | 712 char *brk = sbrk(0) != (void *)-1 ? sbrk(0) : &end; in run_startup()
727 CASE_TEST(argv_addr); EXPECT_PTRGT(1, test_argv, brk); break; in run_startup()
730 CASE_TEST(argv0_addr); EXPECT_PTRGT(1, argv0, brk); break; in run_startup()
731 CASE_TEST(argv0_str); EXPECT_STRNZ(1, argv0 > brk ? argv0 : NULL); break; in run_startup()
732 CASE_TEST(argv0_len); EXPECT_GE(1, argv0 > brk ? strlen(argv0) : 0, 1); break; in run_startup()
733 CASE_TEST(environ_addr); EXPECT_PTRGT(1, environ, brk); break; in run_startup()
738 CASE_TEST(auxv_addr); EXPECT_PTRGT(test_auxv != (void *)-1, test_auxv, brk); break; in run_startup()
1359 /* on musl setting brk()/sbrk() always fails */ in run_syscall()
1360 has_brk = brk(0) == 0; in run_syscall()
1384 CASE_TEST(brk); EXPECT_SYSZ in run_syscall()
711 char *brk = sbrk(0) != (void *)-1 ? sbrk(0) : &end; run_startup() local
[all...] |
| /linux/include/uapi/linux/ |
| H A D | serial.h | 106 int frame, overrun, parity, brk; member
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| H A D | prctl.h | 139 __u64 start_brk; /* heap for brk() syscall */
140 __u64 brk; member
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| /linux/drivers/mmc/core/ |
| H A D | sdio_uart.c | 61 __u32 brk; member
371 port->icount.brk++; in sdio_uart_receive_chars()
963 if (port->icount.brk) in sdio_uart_proc_show()
965 port->icount.brk); in sdio_uart_proc_show()
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| /linux/kernel/ |
| H A D | sys.c | 2009 offsetof(struct prctl_mm_map, brk), in validate_prctl_map_addr()
2037 error |= __prctl_check_order(start_brk, <=, brk); in validate_prctl_map_addr()
2049 if (check_data_rlimit(rlimit(RLIMIT_DATA), prctl_map->brk, in validate_prctl_map_addr()
2132 * - @start_brk/@brk which are used in do_brk_flags but kernel lookups in prctl_set_mm_map()
2144 mm->brk = prctl_map.brk; in prctl_set_mm_map()
2248 prctl_map.brk = mm->brk; in prctl_set_mm()
2275 prctl_map.brk = addr; in prctl_set_mm()
2321 mm->brk in prctl_set_mm()
[all...] |
| /linux/tools/include/uapi/linux/ |
| H A D | prctl.h | 140 __u64 brk; member
|
| /linux/tools/perf/trace/beauty/include/uapi/linux/ |
| H A D | prctl.h | 140 __u64 brk; member
|