forked from luck/tmp_suning_uos_patched
9f9e40ddfc
commit 067012974c8ae31a8886046df082aeba93592972 upstream.
gcc version: 11.0.0 20210208 (experimental) (GCC)
Following build error on arm64:
.......
In function ‘printf’,
inlined from ‘regs_dump__printf’ at util/session.c:1141:3,
inlined from ‘regs__printf’ at util/session.c:1169:2:
/usr/include/aarch64-linux-gnu/bits/stdio2.h:107:10: \
error: ‘%-5s’ directive argument is null [-Werror=format-overflow=]
107 | return __printf_chk (__USE_FORTIFY_LEVEL - 1, __fmt, \
__va_arg_pack ());
......
In function ‘fprintf’,
inlined from ‘perf_sample__fprintf_regs.isra’ at \
builtin-script.c:622:14:
/usr/include/aarch64-linux-gnu/bits/stdio2.h💯10: \
error: ‘%5s’ directive argument is null [-Werror=format-overflow=]
100 | return __fprintf_chk (__stream, __USE_FORTIFY_LEVEL - 1, __fmt,
101 | __va_arg_pack ());
cc1: all warnings being treated as errors
.......
This patch fixes Wformat-overflow warnings. Add helper function to
convert NULL to "unknown".
Signed-off-by: Jianlin Lv <Jianlin.Lv@arm.com>
Reviewed-by: John Garry <john.garry@huawei.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: Albert Ou <aou@eecs.berkeley.edu>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Anju T Sudhakar <anju@linux.vnet.ibm.com>
Cc: Athira Jajeev <atrajeev@linux.vnet.ibm.com>
Cc: Guo Ren <guoren@kernel.org>
Cc: Kajol Jain <kjain@linux.ibm.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Walmsley <paul.walmsley@sifive.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Palmer Dabbelt <palmer@dabbelt.com>
Cc: iecedge@gmail.com
Cc: linux-csky@vger.kernel.org
Cc: linux-riscv@lists.infradead.org
Link: http://lore.kernel.org/lkml/20210218031245.2078492-1-Jianlin.Lv@arm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Hanjun Guo <guohanjun@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
96 lines
1.9 KiB
C
96 lines
1.9 KiB
C
#ifndef ARCH_PERF_REGS_H
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#define ARCH_PERF_REGS_H
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#include <stdlib.h>
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#include <linux/types.h>
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#include <asm/perf_regs.h>
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void perf_regs_load(u64 *regs);
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#define PERF_REGS_MASK ((1ULL << PERF_REG_S390_MAX) - 1)
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#define PERF_REGS_MAX PERF_REG_S390_MAX
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#define PERF_SAMPLE_REGS_ABI PERF_SAMPLE_REGS_ABI_64
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#define PERF_REG_IP PERF_REG_S390_PC
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#define PERF_REG_SP PERF_REG_S390_R15
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static inline const char *__perf_reg_name(int id)
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{
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switch (id) {
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case PERF_REG_S390_R0:
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return "R0";
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case PERF_REG_S390_R1:
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return "R1";
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case PERF_REG_S390_R2:
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return "R2";
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case PERF_REG_S390_R3:
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return "R3";
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case PERF_REG_S390_R4:
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return "R4";
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case PERF_REG_S390_R5:
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return "R5";
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case PERF_REG_S390_R6:
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return "R6";
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case PERF_REG_S390_R7:
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return "R7";
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case PERF_REG_S390_R8:
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return "R8";
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case PERF_REG_S390_R9:
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return "R9";
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case PERF_REG_S390_R10:
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return "R10";
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case PERF_REG_S390_R11:
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return "R11";
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case PERF_REG_S390_R12:
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return "R12";
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case PERF_REG_S390_R13:
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return "R13";
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case PERF_REG_S390_R14:
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return "R14";
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case PERF_REG_S390_R15:
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return "R15";
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case PERF_REG_S390_FP0:
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return "FP0";
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case PERF_REG_S390_FP1:
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return "FP1";
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case PERF_REG_S390_FP2:
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return "FP2";
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case PERF_REG_S390_FP3:
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return "FP3";
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case PERF_REG_S390_FP4:
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return "FP4";
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case PERF_REG_S390_FP5:
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return "FP5";
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case PERF_REG_S390_FP6:
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return "FP6";
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case PERF_REG_S390_FP7:
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return "FP7";
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case PERF_REG_S390_FP8:
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return "FP8";
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case PERF_REG_S390_FP9:
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return "FP9";
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case PERF_REG_S390_FP10:
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return "FP10";
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case PERF_REG_S390_FP11:
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return "FP11";
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case PERF_REG_S390_FP12:
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return "FP12";
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case PERF_REG_S390_FP13:
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return "FP13";
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case PERF_REG_S390_FP14:
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return "FP14";
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case PERF_REG_S390_FP15:
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return "FP15";
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case PERF_REG_S390_MASK:
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return "MASK";
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case PERF_REG_S390_PC:
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return "PC";
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default:
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return NULL;
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}
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return NULL;
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}
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#endif /* ARCH_PERF_REGS_H */
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