From 2d1e4b2af17ac0d56463635dd3082673c15e68bf Mon Sep 17 00:00:00 2001 From: Ross Burton Date: Tue, 10 Nov 2020 15:52:14 +0000 Subject: [PATCH] arm-bsp/linux-stable-5.3: fix build of perf Backport a number of patches from master to fix the build of perf. Change-Id: I4a0d38e62ba30c1622176bc8875e849a56f8aecb Signed-off-by: Ross Burton Signed-off-by: Jon Mason --- ...-definition-of-traceid_list-global-v.patch | 69 +++++ ..._account-Make-global-variable-static.patch | 43 ++++ ...-some-global-variables-to-fix-build-.patch | 240 ++++++++++++++++++ ...ceevent-Fix-build-with-binutils-2.35.patch | 39 +++ ...erf-able-to-build-with-latest-libbfd.patch | 63 +++++ .../linux/linux-stable_5.3%.bbappend | 8 + 6 files changed, 462 insertions(+) create mode 100644 meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0001-perf-cs-etm-Move-definition-of-traceid_list-global-v.patch create mode 100644 meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0002-perf-tests-bp_account-Make-global-variable-static.patch create mode 100644 meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0003-perf-bench-Share-some-global-variables-to-fix-build-.patch create mode 100644 meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0004-libtraceevent-Fix-build-with-binutils-2.35.patch create mode 100644 meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0005-perf-Make-perf-able-to-build-with-latest-libbfd.patch create mode 100644 meta-arm-bsp/recipes-kernel/linux/linux-stable_5.3%.bbappend diff --git a/meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0001-perf-cs-etm-Move-definition-of-traceid_list-global-v.patch b/meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0001-perf-cs-etm-Move-definition-of-traceid_list-global-v.patch new file mode 100644 index 00000000..fb1d529a --- /dev/null +++ b/meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0001-perf-cs-etm-Move-definition-of-traceid_list-global-v.patch @@ -0,0 +1,69 @@ +Upstream-Status: Backport +Signed-off-by: Ross Burton + +From 97180026ac37020c920f598fe0820e4e0bf58b22 Mon Sep 17 00:00:00 2001 +From: Leo Yan +Date: Tue, 5 May 2020 21:36:42 +0800 +Subject: [PATCH 1/4] perf cs-etm: Move definition of 'traceid_list' global + variable from header file + +The variable 'traceid_list' is defined in the header file cs-etm.h, +if multiple C files include cs-etm.h the compiler might complaint for +multiple definition of 'traceid_list'. + +To fix multiple definition error, move the definition of 'traceid_list' +into cs-etm.c. + +Fixes: cd8bfd8c973e ("perf tools: Add processing of coresight metadata") +Reported-by: Thomas Backlund +Signed-off-by: Leo Yan +Reviewed-by: Mathieu Poirier +Reviewed-by: Mike Leach +Tested-by: Mike Leach +Tested-by: Thomas Backlund +Cc: Alexander Shishkin +Cc: Jiri Olsa +Cc: Mark Rutland +Cc: Namhyung Kim +Cc: Peter Zijlstra +Cc: Suzuki Poulouse +Cc: Tor Jeremiassen +Cc: linux-arm-kernel@lists.infradead.org +Link: http://lore.kernel.org/lkml/20200505133642.4756-1-leo.yan@linaro.org +Signed-off-by: Arnaldo Carvalho de Melo +--- + tools/perf/util/cs-etm.c | 3 +++ + tools/perf/util/cs-etm.h | 3 --- + 2 files changed, 3 insertions(+), 3 deletions(-) + +diff --git a/tools/perf/util/cs-etm.c b/tools/perf/util/cs-etm.c +index 3d1c34fc4d68..458195a942ec 100644 +--- a/tools/perf/util/cs-etm.c ++++ b/tools/perf/util/cs-etm.c +@@ -90,6 +90,9 @@ struct cs_etm_queue { + struct cs_etm_traceid_queue **traceid_queues; + }; + ++/* RB tree for quick conversion between traceID and metadata pointers */ ++static struct intlist *traceid_list; ++ + static int cs_etm__update_queues(struct cs_etm_auxtrace *etm); + static int cs_etm__process_queues(struct cs_etm_auxtrace *etm); + static int cs_etm__process_timeless_queues(struct cs_etm_auxtrace *etm, +diff --git a/tools/perf/util/cs-etm.h b/tools/perf/util/cs-etm.h +index bc848fd095f4..2b7cd3a741cd 100644 +--- a/tools/perf/util/cs-etm.h ++++ b/tools/perf/util/cs-etm.h +@@ -113,9 +113,6 @@ enum cs_etm_isa { + CS_ETM_ISA_T32, + }; + +-/* RB tree for quick conversion between traceID and metadata pointers */ +-struct intlist *traceid_list; +- + struct cs_etm_queue; + + struct cs_etm_packet { +-- +2.25.1 + diff --git a/meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0002-perf-tests-bp_account-Make-global-variable-static.patch b/meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0002-perf-tests-bp_account-Make-global-variable-static.patch new file mode 100644 index 00000000..1a571830 --- /dev/null +++ b/meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0002-perf-tests-bp_account-Make-global-variable-static.patch @@ -0,0 +1,43 @@ +Upstream-Status: Backport +Signed-off-by: Ross Burton + +From 30a4e41456dc0d6dcfe55bbf9f5a5302a921b760 Mon Sep 17 00:00:00 2001 +From: Arnaldo Carvalho de Melo +Date: Mon, 2 Mar 2020 11:13:19 -0300 +Subject: [PATCH 2/4] perf tests bp_account: Make global variable static + +To fix the build with newer gccs, that without this patch exit with: + + LD /tmp/build/perf/tests/perf-in.o + ld: /tmp/build/perf/tests/bp_account.o:/git/perf/tools/perf/tests/bp_account.c:22: multiple definition of `the_var'; /tmp/build/perf/tests/bp_signal.o:/git/perf/tools/perf/tests/bp_signal.c:38: first defined here + make[4]: *** [/git/perf/tools/build/Makefile.build:145: /tmp/build/perf/tests/perf-in.o] Error 1 + +First noticed in fedora:rawhide/32 with: + + [perfbuilder@a5ff49d6e6e4 ~]$ gcc --version + gcc (GCC) 10.0.1 20200216 (Red Hat 10.0.1-0.8) + +Reported-by: Jiri Olsa +Cc: Adrian Hunter +Cc: Namhyung Kim +Signed-off-by: Arnaldo Carvalho de Melo +--- + tools/perf/tests/bp_account.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/tools/perf/tests/bp_account.c b/tools/perf/tests/bp_account.c +index 153624e2d0f5..a4c8007d0046 100644 +--- a/tools/perf/tests/bp_account.c ++++ b/tools/perf/tests/bp_account.c +@@ -22,7 +22,7 @@ + #include "perf.h" + #include "cloexec.h" + +-volatile long the_var; ++static volatile long the_var; + + static noinline int test_function(void) + { +-- +2.25.1 + diff --git a/meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0003-perf-bench-Share-some-global-variables-to-fix-build-.patch b/meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0003-perf-bench-Share-some-global-variables-to-fix-build-.patch new file mode 100644 index 00000000..77a0fe92 --- /dev/null +++ b/meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0003-perf-bench-Share-some-global-variables-to-fix-build-.patch @@ -0,0 +1,240 @@ +Upstream-Status: Backport +Signed-off-by: Ross Burton + +From 6990e5524e8953485723fc9f203a43da26cec800 Mon Sep 17 00:00:00 2001 +From: Arnaldo Carvalho de Melo +Date: Mon, 2 Mar 2020 12:09:38 -0300 +Subject: [PATCH 3/4] perf bench: Share some global variables to fix build with + gcc 10 + +Noticed with gcc 10 (fedora rawhide) that those variables were not being +declared as static, so end up with: + + ld: /tmp/build/perf/bench/epoll-wait.o:/git/perf/tools/perf/bench/epoll-wait.c:93: multiple definition of `end'; /tmp/build/perf/bench/futex-hash.o:/git/perf/tools/perf/bench/futex-hash.c:40: first defined here + ld: /tmp/build/perf/bench/epoll-wait.o:/git/perf/tools/perf/bench/epoll-wait.c:93: multiple definition of `start'; /tmp/build/perf/bench/futex-hash.o:/git/perf/tools/perf/bench/futex-hash.c:40: first defined here + ld: /tmp/build/perf/bench/epoll-wait.o:/git/perf/tools/perf/bench/epoll-wait.c:93: multiple definition of `runtime'; /tmp/build/perf/bench/futex-hash.o:/git/perf/tools/perf/bench/futex-hash.c:40: first defined here + ld: /tmp/build/perf/bench/epoll-ctl.o:/git/perf/tools/perf/bench/epoll-ctl.c:38: multiple definition of `end'; /tmp/build/perf/bench/futex-hash.o:/git/perf/tools/perf/bench/futex-hash.c:40: first defined here + ld: /tmp/build/perf/bench/epoll-ctl.o:/git/perf/tools/perf/bench/epoll-ctl.c:38: multiple definition of `start'; /tmp/build/perf/bench/futex-hash.o:/git/perf/tools/perf/bench/futex-hash.c:40: first defined here + ld: /tmp/build/perf/bench/epoll-ctl.o:/git/perf/tools/perf/bench/epoll-ctl.c:38: multiple definition of `runtime'; /tmp/build/perf/bench/futex-hash.o:/git/perf/tools/perf/bench/futex-hash.c:40: first defined here + make[4]: *** [/git/perf/tools/build/Makefile.build:145: /tmp/build/perf/bench/perf-in.o] Error 1 + +Prefix those with bench__ and add them to bench/bench.h, so that we can +share those on the tools needing to access those variables from signal +handlers. + +Acked-by: Thomas Gleixner +Cc: Adrian Hunter +Cc: Davidlohr Bueso +Cc: Jiri Olsa +Cc: Namhyung Kim +Link: http://lore.kernel.org/lkml/20200303155811.GD13702@kernel.org +Signed-off-by: Arnaldo Carvalho de Melo +--- + tools/perf/bench/bench.h | 4 ++++ + tools/perf/bench/epoll-ctl.c | 7 +++---- + tools/perf/bench/epoll-wait.c | 11 +++++------ + tools/perf/bench/futex-hash.c | 12 ++++++------ + tools/perf/bench/futex-lock-pi.c | 11 +++++------ + 5 files changed, 23 insertions(+), 22 deletions(-) + +diff --git a/tools/perf/bench/bench.h b/tools/perf/bench/bench.h +index fddb3ced9db6..4aa6de1aa67d 100644 +--- a/tools/perf/bench/bench.h ++++ b/tools/perf/bench/bench.h +@@ -2,6 +2,10 @@ + #ifndef BENCH_H + #define BENCH_H + ++#include ++ ++extern struct timeval bench__start, bench__end, bench__runtime; ++ + /* + * The madvise transparent hugepage constants were added in glibc + * 2.13. For compatibility with older versions of glibc, define these +diff --git a/tools/perf/bench/epoll-ctl.c b/tools/perf/bench/epoll-ctl.c +index 2af067859966..8a383c3e0967 100644 +--- a/tools/perf/bench/epoll-ctl.c ++++ b/tools/perf/bench/epoll-ctl.c +@@ -33,7 +33,6 @@ + + static unsigned int nthreads = 0; + static unsigned int nsecs = 8; +-struct timeval start, end, runtime; + static bool done, __verbose, randomize; + + /* +@@ -92,8 +91,8 @@ static void toggle_done(int sig __maybe_unused, + { + /* inform all threads that we're done for the day */ + done = true; +- gettimeofday(&end, NULL); +- timersub(&end, &start, &runtime); ++ gettimeofday(&bench__end, NULL); ++ timersub(&bench__end, &bench__start, &bench__runtime); + } + + static void nest_epollfd(void) +@@ -359,7 +358,7 @@ int bench_epoll_ctl(int argc, const char **argv) + + threads_starting = nthreads; + +- gettimeofday(&start, NULL); ++ gettimeofday(&bench__start, NULL); + + do_threads(worker, cpu); + +diff --git a/tools/perf/bench/epoll-wait.c b/tools/perf/bench/epoll-wait.c +index fe85448abd45..235e3aa28aad 100644 +--- a/tools/perf/bench/epoll-wait.c ++++ b/tools/perf/bench/epoll-wait.c +@@ -88,7 +88,6 @@ + + static unsigned int nthreads = 0; + static unsigned int nsecs = 8; +-struct timeval start, end, runtime; + static bool wdone, done, __verbose, randomize, nonblocking; + + /* +@@ -274,8 +273,8 @@ static void toggle_done(int sig __maybe_unused, + { + /* inform all threads that we're done for the day */ + done = true; +- gettimeofday(&end, NULL); +- timersub(&end, &start, &runtime); ++ gettimeofday(&bench__end, NULL); ++ timersub(&bench__end, &bench__start, &bench__runtime); + } + + static void print_summary(void) +@@ -285,7 +284,7 @@ static void print_summary(void) + + printf("\nAveraged %ld operations/sec (+- %.2f%%), total secs = %d\n", + avg, rel_stddev_stats(stddev, avg), +- (int) runtime.tv_sec); ++ (int)bench__runtime.tv_sec); + } + + static int do_threads(struct worker *worker, struct cpu_map *cpu) +@@ -477,7 +476,7 @@ int bench_epoll_wait(int argc, const char **argv) + + threads_starting = nthreads; + +- gettimeofday(&start, NULL); ++ gettimeofday(&bench__start, NULL); + + do_threads(worker, cpu); + +@@ -517,7 +516,7 @@ int bench_epoll_wait(int argc, const char **argv) + qsort(worker, nthreads, sizeof(struct worker), cmpworker); + + for (i = 0; i < nthreads; i++) { +- unsigned long t = worker[i].ops/runtime.tv_sec; ++ unsigned long t = worker[i].ops / bench__runtime.tv_sec; + + update_stats(&throughput_stats, t); + +diff --git a/tools/perf/bench/futex-hash.c b/tools/perf/bench/futex-hash.c +index a80797763e1f..c7325c5c250a 100644 +--- a/tools/perf/bench/futex-hash.c ++++ b/tools/perf/bench/futex-hash.c +@@ -36,7 +36,7 @@ static unsigned int nfutexes = 1024; + static bool fshared = false, done = false, silent = false; + static int futex_flag = 0; + +-struct timeval start, end, runtime; ++struct timeval bench__start, bench__end, bench__runtime; + static pthread_mutex_t thread_lock; + static unsigned int threads_starting; + static struct stats throughput_stats; +@@ -102,8 +102,8 @@ static void toggle_done(int sig __maybe_unused, + { + /* inform all threads that we're done for the day */ + done = true; +- gettimeofday(&end, NULL); +- timersub(&end, &start, &runtime); ++ gettimeofday(&bench__end, NULL); ++ timersub(&bench__end, &bench__start, &bench__runtime); + } + + static void print_summary(void) +@@ -113,7 +113,7 @@ static void print_summary(void) + + printf("%sAveraged %ld operations/sec (+- %.2f%%), total secs = %d\n", + !silent ? "\n" : "", avg, rel_stddev_stats(stddev, avg), +- (int) runtime.tv_sec); ++ (int)bench__runtime.tv_sec); + } + + int bench_futex_hash(int argc, const char **argv) +@@ -160,7 +160,7 @@ int bench_futex_hash(int argc, const char **argv) + + threads_starting = nthreads; + pthread_attr_init(&thread_attr); +- gettimeofday(&start, NULL); ++ gettimeofday(&bench__start, NULL); + for (i = 0; i < nthreads; i++) { + worker[i].tid = i; + worker[i].futex = calloc(nfutexes, sizeof(*worker[i].futex)); +@@ -203,7 +203,7 @@ int bench_futex_hash(int argc, const char **argv) + pthread_mutex_destroy(&thread_lock); + + for (i = 0; i < nthreads; i++) { +- unsigned long t = worker[i].ops/runtime.tv_sec; ++ unsigned long t = worker[i].ops / bench__runtime.tv_sec; + update_stats(&throughput_stats, t); + if (!silent) { + if (nfutexes == 1) +diff --git a/tools/perf/bench/futex-lock-pi.c b/tools/perf/bench/futex-lock-pi.c +index d02330a69745..54b23fd79b10 100644 +--- a/tools/perf/bench/futex-lock-pi.c ++++ b/tools/perf/bench/futex-lock-pi.c +@@ -36,7 +36,6 @@ static bool silent = false, multi = false; + static bool done = false, fshared = false; + static unsigned int nthreads = 0; + static int futex_flag = 0; +-struct timeval start, end, runtime; + static pthread_mutex_t thread_lock; + static unsigned int threads_starting; + static struct stats throughput_stats; +@@ -63,7 +62,7 @@ static void print_summary(void) + + printf("%sAveraged %ld operations/sec (+- %.2f%%), total secs = %d\n", + !silent ? "\n" : "", avg, rel_stddev_stats(stddev, avg), +- (int) runtime.tv_sec); ++ (int)bench__runtime.tv_sec); + } + + static void toggle_done(int sig __maybe_unused, +@@ -72,8 +71,8 @@ static void toggle_done(int sig __maybe_unused, + { + /* inform all threads that we're done for the day */ + done = true; +- gettimeofday(&end, NULL); +- timersub(&end, &start, &runtime); ++ gettimeofday(&bench__end, NULL); ++ timersub(&bench__end, &bench__start, &bench__runtime); + } + + static void *workerfn(void *arg) +@@ -184,7 +183,7 @@ int bench_futex_lock_pi(int argc, const char **argv) + + threads_starting = nthreads; + pthread_attr_init(&thread_attr); +- gettimeofday(&start, NULL); ++ gettimeofday(&bench__start, NULL); + + create_threads(worker, thread_attr, cpu); + pthread_attr_destroy(&thread_attr); +@@ -210,7 +209,7 @@ int bench_futex_lock_pi(int argc, const char **argv) + pthread_mutex_destroy(&thread_lock); + + for (i = 0; i < nthreads; i++) { +- unsigned long t = worker[i].ops/runtime.tv_sec; ++ unsigned long t = worker[i].ops / bench__runtime.tv_sec; + + update_stats(&throughput_stats, t); + if (!silent) +-- +2.25.1 + diff --git a/meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0004-libtraceevent-Fix-build-with-binutils-2.35.patch b/meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0004-libtraceevent-Fix-build-with-binutils-2.35.patch new file mode 100644 index 00000000..88711175 --- /dev/null +++ b/meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0004-libtraceevent-Fix-build-with-binutils-2.35.patch @@ -0,0 +1,39 @@ +Upstream-Status: Backport +Signed-off-by: Ross Burton + +From 18fd100d426ea3601dfa6d86b1ee856fe5a02b73 Mon Sep 17 00:00:00 2001 +From: Ben Hutchings +Date: Sat, 25 Jul 2020 02:06:23 +0100 +Subject: [PATCH 4/4] libtraceevent: Fix build with binutils 2.35 + +In binutils 2.35, 'nm -D' changed to show symbol versions along with +symbol names, with the usual @@ separator. When generating +libtraceevent-dynamic-list we need just the names, so strip off the +version suffix if present. + +Signed-off-by: Ben Hutchings +Tested-by: Salvatore Bonaccorso +Reviewed-by: Steven Rostedt +Cc: linux-trace-devel@vger.kernel.org +Cc: stable@vger.kernel.org +Signed-off-by: Arnaldo Carvalho de Melo +--- + tools/lib/traceevent/Makefile | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/tools/lib/traceevent/Makefile b/tools/lib/traceevent/Makefile +index a39cdd0d890d..983b674df7c1 100644 +--- a/tools/lib/traceevent/Makefile ++++ b/tools/lib/traceevent/Makefile +@@ -269,7 +269,7 @@ define do_generate_dynamic_list_file + xargs echo "U w W" | tr 'w ' 'W\n' | sort -u | xargs echo`;\ + if [ "$$symbol_type" = "U W" ];then \ + (echo '{'; \ +- $(NM) -u -D $1 | awk 'NF>1 {print "\t"$$2";"}' | sort -u;\ ++ $(NM) -u -D $1 | awk 'NF>1 {sub("@.*", "", $$2); print "\t"$$2";"}' | sort -u;\ + echo '};'; \ + ) > $2; \ + else \ +-- +2.25.1 + diff --git a/meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0005-perf-Make-perf-able-to-build-with-latest-libbfd.patch b/meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0005-perf-Make-perf-able-to-build-with-latest-libbfd.patch new file mode 100644 index 00000000..2d1a5e3a --- /dev/null +++ b/meta-arm-bsp/recipes-kernel/linux/linux-stable-5.3/0005-perf-Make-perf-able-to-build-with-latest-libbfd.patch @@ -0,0 +1,63 @@ +Upstream-Status: Backport +Signed-off-by: Ross Burton + +From 46136d414171bbfed5595774e60ac35ba60d5e3b Mon Sep 17 00:00:00 2001 +From: Changbin Du +Date: Tue, 28 Jan 2020 23:29:38 +0800 +Subject: [PATCH] perf: Make perf able to build with latest libbfd + +libbfd has changed the bfd_section_* macros to inline functions +bfd_section_ since 2019-09-18. See below two commits: + o http://www.sourceware.org/ml/gdb-cvs/2019-09/msg00064.html + o https://www.sourceware.org/ml/gdb-cvs/2019-09/msg00072.html + +This fix make perf able to build with both old and new libbfd. + +Signed-off-by: Changbin Du +Acked-by: Jiri Olsa +Cc: Peter Zijlstra +Link: http://lore.kernel.org/lkml/20200128152938.31413-1-changbin.du@gmail.com +Signed-off-by: Arnaldo Carvalho de Melo +--- + tools/perf/util/srcline.c | 16 +++++++++++++++- + 1 file changed, 15 insertions(+), 1 deletion(-) + +diff --git a/tools/perf/util/srcline.c b/tools/perf/util/srcline.c +index 6ccf6f6d09df..5b7d6c16d33f 100644 +--- a/tools/perf/util/srcline.c ++++ b/tools/perf/util/srcline.c +@@ -193,16 +193,30 @@ static void find_address_in_section(bfd *abfd, asection *section, void *data) + bfd_vma pc, vma; + bfd_size_type size; + struct a2l_data *a2l = data; ++ flagword flags; + + if (a2l->found) + return; + +- if ((bfd_get_section_flags(abfd, section) & SEC_ALLOC) == 0) ++#ifdef bfd_get_section_flags ++ flags = bfd_get_section_flags(abfd, section); ++#else ++ flags = bfd_section_flags(section); ++#endif ++ if ((flags & SEC_ALLOC) == 0) + return; + + pc = a2l->addr; ++#ifdef bfd_get_section_vma + vma = bfd_get_section_vma(abfd, section); ++#else ++ vma = bfd_section_vma(section); ++#endif ++#ifdef bfd_get_section_size + size = bfd_get_section_size(section); ++#else ++ size = bfd_section_size(section); ++#endif + + if (pc < vma || pc >= vma + size) + return; +-- +2.25.1 + diff --git a/meta-arm-bsp/recipes-kernel/linux/linux-stable_5.3%.bbappend b/meta-arm-bsp/recipes-kernel/linux/linux-stable_5.3%.bbappend new file mode 100644 index 00000000..cb099d13 --- /dev/null +++ b/meta-arm-bsp/recipes-kernel/linux/linux-stable_5.3%.bbappend @@ -0,0 +1,8 @@ +FILESEXTRAPATHS_prepend := "${THISDIR}/linux-stable-5.3:" + +SRC_URI_append = " file://0001-perf-cs-etm-Move-definition-of-traceid_list-global-v.patch \ + file://0002-perf-tests-bp_account-Make-global-variable-static.patch \ + file://0003-perf-bench-Share-some-global-variables-to-fix-build-.patch \ + file://0004-libtraceevent-Fix-build-with-binutils-2.35.patch \ + file://0005-perf-Make-perf-able-to-build-with-latest-libbfd.patch \ + "