| /linux-6.6.21/arch/powerpc/kernel/ |
| 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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| D | process.c | 760 static void set_breakpoint(int i, struct arch_hw_breakpoint *brk) in set_breakpoint() argument
763 __set_breakpoint(i, brk); in set_breakpoint()
807 static inline int set_dabr(struct arch_hw_breakpoint *brk) in set_dabr() argument
811 dabr = brk->address | (brk->type & HW_BRK_TYPE_DABR); in set_dabr()
812 dabrx = ((brk->type >> 3) & 0x7); in set_dabr()
832 static inline int set_breakpoint_8xx(struct arch_hw_breakpoint *brk) in set_breakpoint_8xx() argument
837 unsigned long start_addr = ALIGN_DOWN(brk->address, HW_BREAKPOINT_SIZE); in set_breakpoint_8xx()
838 unsigned long end_addr = ALIGN(brk->address + brk->len, HW_BREAKPOINT_SIZE); in set_breakpoint_8xx()
849 if ((brk->type & HW_BRK_TYPE_RDWR) == 0) in set_breakpoint_8xx()
852 if ((brk->type & HW_BRK_TYPE_RDWR) == HW_BRK_TYPE_READ) in set_breakpoint_8xx()
[all …]
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| /linux-6.6.21/arch/powerpc/kernel/ptrace/ |
| 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-6.6.21/mm/ |
| D | init-mm.c | 54 void *end_data, void *brk) in setup_initial_init_mm() argument
59 init_mm.brk = (unsigned long)brk; in setup_initial_init_mm()
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| D | nommu.c | 381 SYSCALL_DEFINE1(brk, unsigned long, brk) in SYSCALL_DEFINE1() argument
385 if (brk < mm->start_brk || brk > mm->context.end_brk) in SYSCALL_DEFINE1()
386 return mm->brk; in SYSCALL_DEFINE1()
388 if (mm->brk == brk) in SYSCALL_DEFINE1()
389 return mm->brk; in SYSCALL_DEFINE1()
394 if (brk <= mm->brk) { in SYSCALL_DEFINE1()
395 mm->brk = brk; in SYSCALL_DEFINE1()
396 return brk; in SYSCALL_DEFINE1()
402 flush_icache_user_range(mm->brk, brk); in SYSCALL_DEFINE1()
403 return mm->brk = brk; in SYSCALL_DEFINE1()
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| D | mmap.c | 178 SYSCALL_DEFINE1(brk, unsigned long, brk) in SYSCALL_DEFINE1() argument
191 origbrk = mm->brk; in SYSCALL_DEFINE1()
206 if (brk < min_brk) in SYSCALL_DEFINE1()
215 if (check_data_rlimit(rlimit(RLIMIT_DATA), brk, mm->start_brk, in SYSCALL_DEFINE1()
219 newbrk = PAGE_ALIGN(brk); in SYSCALL_DEFINE1()
220 oldbrk = PAGE_ALIGN(mm->brk); in SYSCALL_DEFINE1()
222 mm->brk = brk; in SYSCALL_DEFINE1()
227 if (brk <= mm->brk) { in SYSCALL_DEFINE1()
238 mm->brk = brk; in SYSCALL_DEFINE1()
262 mm->brk = brk; in SYSCALL_DEFINE1()
[all …]
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| /linux-6.6.21/arch/s390/kernel/ |
| D | process.c | 238 ret = PAGE_ALIGN(mm->brk + brk_rnd()); in arch_randomize_brk()
239 return (ret > mm->brk) ? ret : mm->brk; in arch_randomize_brk()
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| /linux-6.6.21/arch/powerpc/include/asm/ |
| 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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| D | debug.h | 48 void __set_breakpoint(int nr, struct arch_hw_breakpoint *brk);
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| /linux-6.6.21/arch/ia64/kernel/ |
| D | sys_ia64.c | 91 ia64_brk (unsigned long brk) in ia64_brk() argument
93 unsigned long retval = sys_brk(brk); in ia64_brk()
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| /linux-6.6.21/arch/x86/kernel/ |
| D | vmlinux.lds.S | 423 .brk : AT(ADDR(.brk) - LOAD_OFFSET) {
426 *(.bss..brk) /* areas brk users have reserved */ argument
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| /linux-6.6.21/include/linux/ |
| D | elf-randomize.h | 13 # define arch_randomize_brk(mm) (mm->brk)
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| D | serial.h | 42 __u32 frame, parity, overrun, brk; member
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| /linux-6.6.21/tools/testing/selftests/timers/ |
| D | posix_timers.c | 40 err = brk(addr + 4096); in kernel_loop()
41 err |= brk(addr); in kernel_loop()
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| /linux-6.6.21/Documentation/arch/arm64/ |
| 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-6.6.21/arch/arm64/include/asm/ |
| D | asm-bug.h | 39 brk BUG_BRK_IMM
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| /linux-6.6.21/Documentation/bpf/ |
| 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-6.6.21/arch/microblaze/boot/dts/ |
| 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-6.6.21/Documentation/translations/zh_CN/mm/ |
| D | overcommit-accounting.rst | 76 * 我们的审计 brk
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| /linux-6.6.21/drivers/tty/serial/ |
| D | zs.c | 578 icount->brk++; in zs_receive_chars()
651 u8 status, brk; in zs_status_handle() local
659 brk = status & BRK_ABRT; in zs_status_handle()
660 if (brk && !zport->brk) { in zs_status_handle()
668 zport->brk = brk; in zs_status_handle()
796 zport->brk = read_zsreg(zport, R0) & BRK_ABRT; in zs_startup()
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| D | fsl_linflexuart.c | 231 bool brk; in linflex_rxint() local
238 brk = false; in linflex_rxint()
248 brk = true; in linflex_rxint()
249 sport->icount.brk++; in linflex_rxint()
260 if (brk) { in linflex_rxint()
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| /linux-6.6.21/tools/testing/selftests/nolibc/ |
| D | nolibc-test.c | 605 char *brk = sbrk(0) != (void *)-1 ? sbrk(0) : &end; in run_startup() local
620 CASE_TEST(argv_addr); EXPECT_PTRGT(1, test_argv, brk); break; in run_startup()
623 CASE_TEST(argv0_addr); EXPECT_PTRGT(1, argv0, brk); break; in run_startup()
624 CASE_TEST(argv0_str); EXPECT_STRNZ(1, argv0 > brk ? argv0 : NULL); break; in run_startup()
625 CASE_TEST(argv0_len); EXPECT_GE(1, argv0 > brk ? strlen(argv0) : 0, 1); break; in run_startup()
626 CASE_TEST(environ_addr); EXPECT_PTRGT(1, environ, brk); break; in run_startup()
631 CASE_TEST(auxv_addr); EXPECT_PTRGT(test_auxv != (void *)-1, test_auxv, brk); break; in run_startup()
862 CASE_TEST(brk); EXPECT_SYSZR(1, brk(sbrk(0))); break; in run_syscall()
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| /linux-6.6.21/arch/x86/include/asm/ |
| D | setup.h | 140 .pushsection .bss..brk, "aw"
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| /linux-6.6.21/include/uapi/linux/ |
| D | serial.h | 105 int frame, overrun, parity, brk; member
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| /linux-6.6.21/drivers/tty/ |
| D | n_gsm.c | 454 static int gsm_modem_update(struct gsm_dlci *dlci, u8 brk);
1306 u8 brk) in gsm_dlci_modem_output() argument
1318 if (brk > 0) in gsm_dlci_modem_output()
1337 if (brk == 0) { in gsm_dlci_modem_output()
1341 *dp++ = (brk << 4) | 2 | EA; /* Length, Break, EA */ in gsm_dlci_modem_output()
1508 u8 brk = 0; in gsm_process_modem() local
1519 brk = modem & 0x7f; in gsm_process_modem()
1549 if (brk & 0x01) in gsm_process_modem()
4061 static void gsm_modem_upd_via_data(struct gsm_dlci *dlci, u8 brk) in gsm_modem_upd_via_data() argument
4070 gsm_dlci_modem_output(gsm, dlci, brk); in gsm_modem_upd_via_data()
[all …]
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