perf inject: Fix GEN_ELF_TEXT_OFFSET for jit - linux-dev - Linux kernel development work

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author	Adrian Hunter <adrian.hunter@intel.com>	2022-10-14 20:09:04 +0300
committer	Arnaldo Carvalho de Melo <acme@redhat.com>	2022-10-15 10:13:16 -0300
commit	89b15d00527b7825ff19130ed83478e80e3fae99 (patch)
tree	30102bd4d045b1521198c2f0bbd180a0c6d21639 /include/linux/remoteproc/git:/ssh:
parent	perf test: test_intel_pt.sh: Add jitdump test (diff)

perf inject: Fix GEN_ELF_TEXT_OFFSET for jit

When a program header was added, it moved the text section but GEN_ELF_TEXT_OFFSET was not updated. Fix by adding the program header size and aligning. Fixes: babd04386b1df8c3 ("perf jit: Include program header in ELF files") Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Ian Rogers <irogers@google.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Lieven Hey <lieven.hey@kdab.com> Cc: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20221014170905.64069-7-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

Diffstat (limited to 'include/linux/remoteproc/git:/ssh:')

0 files changed, 0 insertions, 0 deletions

/* Copyright (C) 2002-2019 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ #include <pthread.h> #include <signal.h> #include <stdio.h> #include <unistd.h> static int fd[2]; static void * tf (void *arg) { /* The buffer size must be larger than the pipe size so that the write blocks. */ char buf[100000]; while (write (fd[1], buf, sizeof (buf)) > 0); return (void *) 42l; } static int do_test (void) { pthread_t th; void *r; struct sigaction sa; sa.sa_handler = SIG_IGN; sigemptyset (&sa.sa_mask); sa.sa_flags = 0; if (sigaction (SIGPIPE, &sa, NULL) != 0) { puts ("sigaction failed"); return 1; } if (pipe (fd) != 0) { puts ("pipe failed"); return 1; } if (pthread_create (&th, NULL, tf, NULL) != 0) { puts ("create failed"); return 1; } if (pthread_cancel (th) != 0) { puts ("cancel failed"); return 1; } /* This will cause the write in the child to return. */ close (fd[0]); if (pthread_join (th, &r) != 0) { puts ("join failed"); return 1; } if (r != PTHREAD_CANCELED) { printf ("result is wrong: expected %p, got %p\n", PTHREAD_CANCELED, r); return 1; } return 0; } #define TEST_FUNCTION do_test () #include "../test-skeleton.c"


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