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Searched refs:brk (Results 1 – 25 of 158) sorted by relevance

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/linux/arch/powerpc/kernel/
H A Ddawr.c19 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()
H A Dprocess.c763 __set_breakpoint(i, brk); in set_breakpoint()
811 dabr = brk->address | (brk->type & HW_BRK_TYPE_DABR); in set_dabr()
812 dabrx = ((brk->type >> 3) & 0x7); in set_dabr()
838 unsigned long end_addr = ALIGN(brk->address + brk->len, HW_BREAKPOINT_SIZE); in set_breakpoint_8xx()
869 set_dawr(nr, brk); in set_hw_breakpoint()
871 set_breakpoint_8xx(brk); in set_hw_breakpoint()
874 set_dabr(brk); in set_hw_breakpoint()
882 memcpy(this_cpu_ptr(&current_brk[nr]), brk, sizeof(*brk)); in __set_breakpoint()
883 set_hw_breakpoint(nr, brk); in __set_breakpoint()
901 struct arch_hw_breakpoint brk = {0}; in suspend_breakpoints() local
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/linux/arch/powerpc/kernel/ptrace/
H A Dptrace-noadv.c202 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()
/linux/mm/
H A Dinit-mm.c51 void *end_data, void *brk) in setup_initial_init_mm() argument
56 init_mm.brk = (unsigned long)brk; in setup_initial_init_mm()
H A Dnommu.c365 SYSCALL_DEFINE1(brk, unsigned long, brk) in SYSCALL_DEFINE1() argument
369 if (brk < mm->start_brk || brk > mm->context.end_brk) in SYSCALL_DEFINE1()
370 return mm->brk; in SYSCALL_DEFINE1()
372 if (mm->brk == brk) in SYSCALL_DEFINE1()
373 return mm->brk; in SYSCALL_DEFINE1()
378 if (brk <= mm->brk) { in SYSCALL_DEFINE1()
379 mm->brk = brk; in SYSCALL_DEFINE1()
380 return brk; in SYSCALL_DEFINE1()
386 flush_icache_user_range(mm->brk, brk); in SYSCALL_DEFINE1()
387 return mm->brk = brk; in SYSCALL_DEFINE1()
H A Dmmap.c178 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()
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()
272 return brk; in SYSCALL_DEFINE1()
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/linux/arch/s390/kernel/
H A Dprocess.c252 ret = PAGE_ALIGN(mm->brk + brk_rnd()); in arch_randomize_brk()
253 return (ret > mm->brk) ? ret : mm->brk; in arch_randomize_brk()
/linux/arch/powerpc/include/asm/
H A Dhw_breakpoint.h121 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
H A Ddebug.h48 void __set_breakpoint(int nr, struct arch_hw_breakpoint *brk);
/linux/arch/x86/kernel/
H A Dvmlinux.lds.S406 .brk : AT(ADDR(.brk) - LOAD_OFFSET) {
409 *(.bss..brk) /* areas brk users have reserved */ argument
/linux/arch/arm64/kernel/probes/
H A Dkprobes_trampoline.S18 brk #KRETPROBES_BRK_IMM
/linux/tools/testing/selftests/timers/
H A Dposix_timers.c40 err = brk(addr + 4096); in kernel_loop()
41 err |= brk(addr); in kernel_loop()
/linux/include/linux/
H A Delf-randomize.h13 # define arch_randomize_brk(mm) (mm->brk)
H A Dserial.h42 __u32 frame, parity, overrun, brk; member
/linux/Documentation/arch/arm64/
H A Dtagged-address-abi.rst36 - ``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).
/linux/arch/arm64/include/asm/
H A Dasm-bug.h40 brk BUG_BRK_IMM
/linux/Documentation/bpf/
H A Dprog_lsm.rst31 unsigned long start_brk, brk, start_stack;
35 unsigned long start_brk, brk, start_stack;
80 vma->vm_end <= vma->vm_mm->brk);
/linux/arch/microblaze/boot/dts/
H A Dsystem.dts93 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>;
/linux/Documentation/translations/zh_CN/mm/
H A Dovercommit-accounting.rst76 * 我们的审计 brk
/linux/drivers/tty/serial/
H A Dzs.c578 icount->brk++; in zs_receive_chars()
652 u8 status, brk; in zs_status_handle() local
660 brk = status & BRK_ABRT; in zs_status_handle()
661 if (brk && !zport->brk) { in zs_status_handle()
669 zport->brk = brk; in zs_status_handle()
797 zport->brk = read_zsreg(zport, R0) & BRK_ABRT; in zs_startup()
H A Dfsl_linflexuart.c232 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()
/linux/arch/x86/include/asm/
H A Dsetup.h139 .pushsection .bss..brk, "aw"
/linux/tools/testing/selftests/nolibc/
H A Dnolibc-test.c649 char *brk = sbrk(0) != (void *)-1 ? sbrk(0) : &end; in run_startup() local
664 CASE_TEST(argv_addr); EXPECT_PTRGT(1, test_argv, brk); break; in run_startup()
667 CASE_TEST(argv0_addr); EXPECT_PTRGT(1, argv0, brk); break; in run_startup()
668 CASE_TEST(argv0_str); EXPECT_STRNZ(1, argv0 > brk ? argv0 : NULL); break; in run_startup()
669 CASE_TEST(argv0_len); EXPECT_GE(1, argv0 > brk ? strlen(argv0) : 0, 1); break; in run_startup()
670 CASE_TEST(environ_addr); EXPECT_PTRGT(1, environ, brk); break; in run_startup()
675 CASE_TEST(auxv_addr); EXPECT_PTRGT(test_auxv != (void *)-1, test_auxv, brk); break; in run_startup()
974 CASE_TEST(brk); EXPECT_SYSZR(1, brk(sbrk(0))); break; in run_syscall()
/linux/include/uapi/linux/
H A Dserial.h106 int frame, overrun, parity, brk; member
/linux/drivers/tty/
H A Dn_gsm.c1309 u8 brk) in gsm_dlci_modem_output() argument
1321 if (brk > 0) in gsm_dlci_modem_output()
1340 if (brk == 0) { in gsm_dlci_modem_output()
1344 *dp++ = (brk << 4) | 2 | EA; /* Length, Break, EA */ in gsm_dlci_modem_output()
1511 u8 brk = 0; in gsm_process_modem() local
1522 brk = modem & 0x7f; in gsm_process_modem()
1552 if (brk & 0x01) in gsm_process_modem()
4124 gsm_dlci_modem_output(gsm, dlci, brk); in gsm_modem_upd_via_data()
4144 if (!brk) { in gsm_modem_upd_via_msc()
4169 gsm_modem_upd_via_data(dlci, brk); in gsm_modem_update()
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