/* * Mapping of DWARF debug register numbers into register names. * * Copyright (C) 2010 Ian Munsie, IBM Corporation. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ #include #include #include #include #include #include #include "util.h" struct pt_regs_dwarfnum { const char *name; unsigned int dwarfnum; unsigned int ptregs_offset; }; #define REG_DWARFNUM_NAME(r, num) \ {.name = STR(%)STR(r), .dwarfnum = num, \ .ptregs_offset = offsetof(struct pt_regs, r)} #define GPR_DWARFNUM_NAME(num) \ {.name = STR(%gpr##num), .dwarfnum = num, \ .ptregs_offset = offsetof(struct pt_regs, gpr[num])} #define REG_DWARFNUM_END {.name = NULL, .dwarfnum = 0, .ptregs_offset = 0} /* * Reference: * http://refspecs.linuxfoundation.org/ELF/ppc64/PPC-elf64abi-1.9.html */ static const struct pt_regs_dwarfnum regdwarfnum_table[] = { GPR_DWARFNUM_NAME(0), GPR_DWARFNUM_NAME(1), GPR_DWARFNUM_NAME(2), GPR_DWARFNUM_NAME(3), GPR_DWARFNUM_NAME(4), GPR_DWARFNUM_NAME(5), GPR_DWARFNUM_NAME(6), GPR_DWARFNUM_NAME(7), GPR_DWARFNUM_NAME(8), GPR_DWARFNUM_NAME(9), GPR_DWARFNUM_NAME(10), GPR_DWARFNUM_NAME(11), GPR_DWARFNUM_NAME(12), GPR_DWARFNUM_NAME(13), GPR_DWARFNUM_NAME(14), GPR_DWARFNUM_NAME(15), GPR_DWARFNUM_NAME(16), GPR_DWARFNUM_NAME(17), GPR_DWARFNUM_NAME(18), GPR_DWARFNUM_NAME(19), GPR_DWARFNUM_NAME(20), GPR_DWARFNUM_NAME(21), GPR_DWARFNUM_NAME(22), GPR_DWARFNUM_NAME(23), GPR_DWARFNUM_NAME(24), GPR_DWARFNUM_NAME(25), GPR_DWARFNUM_NAME(26), GPR_DWARFNUM_NAME(27), GPR_DWARFNUM_NAME(28), GPR_DWARFNUM_NAME(29), GPR_DWARFNUM_NAME(30), GPR_DWARFNUM_NAME(31), REG_DWARFNUM_NAME(msr, 66), REG_DWARFNUM_NAME(ctr, 109), REG_DWARFNUM_NAME(link, 108), REG_DWARFNUM_NAME(xer, 101), REG_DWARFNUM_NAME(dar, 119), REG_DWARFNUM_NAME(dsisr, 118), REG_DWARFNUM_END, }; /** * get_arch_regstr() - lookup register name from it's DWARF register number * @n: the DWARF register number * * get_arch_regstr() returns the name of the register in struct * regdwarfnum_table from it's DWARF register number. If the register is not * found in the table, this returns NULL; */ const char *get_arch_regstr(unsigned int n) { const struct pt_regs_dwarfnum *roff; for (roff = regdwarfnum_table; roff->name != NULL; roff++) if (roff->dwarfnum == n) return roff->name; return NULL; } int regs_query_register_offset(const char *name) { const struct pt_regs_dwarfnum *roff; for (roff = regdwarfnum_table; roff->name != NULL; roff++) if (!strcmp(roff->name, name)) return roff->ptregs_offset; return -EINVAL; } linux/net-next.git/commit/tools?id=cdca06e4e85974d8a3503ab15709dbbaf90d3dd1'>tools/testing/selftests/mqueue
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authorAlexander Stein <alexander.stein@systec-electronic.com>2017-01-30 12:35:28 +0100
committerLinus Walleij <linus.walleij@linaro.org>2017-01-30 15:53:57 +0100
commitcdca06e4e85974d8a3503ab15709dbbaf90d3dd1 (patch)
tree268b0c01070a957006db97c88dccb5fb061440ff /tools/testing/selftests/mqueue
parent1b89970d81bbd52720fc64a3fe9572ee33588363 (diff)
pinctrl: baytrail: Add missing spinlock usage in byt_gpio_irq_handler
According to VLI64 Intel Atom E3800 Specification Update (#329901) concurrent read accesses may result in returning 0xffffffff and write accesses may be dropped silently. To workaround all accesses must be protected by locks. Cc: stable@vger.kernel.org Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com> Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'tools/testing/selftests/mqueue')