diff options
Diffstat (limited to 'tools/perf/util/session.c')
| -rw-r--r-- | tools/perf/util/session.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c index c11d89e0ee55..1a157e84a04a 100644 --- a/tools/perf/util/session.c +++ b/tools/perf/util/session.c @@ -33,7 +33,6 @@ #include "../perf.h" #include "arch/common.h" #include <internal/lib.h> -#include <linux/err.h> #ifdef HAVE_ZSTD_SUPPORT static int perf_session__process_compressed_event(struct perf_session *session, @@ -1104,7 +1103,7 @@ static void regs_dump__printf(u64 mask, u64 *regs) for_each_set_bit(rid, (unsigned long *) &mask, sizeof(mask) * 8) { u64 val = regs[i++]; - printf(".... %-5s 0x%" PRIx64 "\n", + printf(".... %-5s 0x%016" PRIx64 "\n", perf_reg_name(rid), val); } } @@ -1542,8 +1541,13 @@ static s64 perf_session__process_user_event(struct perf_session *session, */ return 0; case PERF_RECORD_HEADER_TRACING_DATA: - /* setup for reading amidst mmap */ - lseek(fd, file_offset, SEEK_SET); + /* + * Setup for reading amidst mmap, but only when we + * are in 'file' mode. The 'pipe' fd is in proper + * place already. + */ + if (!perf_data__is_pipe(session->data)) + lseek(fd, file_offset, SEEK_SET); return tool->tracing_data(session, event); case PERF_RECORD_HEADER_BUILD_ID: return tool->build_id(session, event); |