diff options
Diffstat (limited to 'meta/recipes-extended/ltp/ltp/0011-direct_io-diotest4-drop-MAP_FIXED.patch')
| -rw-r--r-- | meta/recipes-extended/ltp/ltp/0011-direct_io-diotest4-drop-MAP_FIXED.patch | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/meta/recipes-extended/ltp/ltp/0011-direct_io-diotest4-drop-MAP_FIXED.patch b/meta/recipes-extended/ltp/ltp/0011-direct_io-diotest4-drop-MAP_FIXED.patch new file mode 100644 index 0000000000..9cd188f656 --- /dev/null +++ b/meta/recipes-extended/ltp/ltp/0011-direct_io-diotest4-drop-MAP_FIXED.patch @@ -0,0 +1,56 @@ +From f210d7e19b721041f31b7f258a169f89dc850303 Mon Sep 17 00:00:00 2001 +From: Jan Stancek <jstancek@redhat.com> +Date: Thu, 4 Jul 2019 16:45:23 +0200 +Subject: [PATCH] direct_io/diotest4: drop MAP_FIXED + +Hongzhi reports that this test is failing on mips64 with 5.1+: + diotest4 10 TBROK : diotest4.c:368: can't mmap file: Invalid argument + diotest4 11 TBROK : diotest4.c:368: Remaining cases broken +I could reproduce it on emulated 5kc-malta, running 5.2.0-rc7. + +Test is trying to map into area immediately following heap as MAP_SHARED, +but it used wrong alignment (fixed by 'lapi/mmap.h: include config.h'). + +Usage of MAP_FIXED seems unnecessary, so drop that too and let the kernel +pick an address. + +Reported-by: Hongzhi.Song <hongzhi.song@windriver.com> +Signed-off-by: Jan Stancek <jstancek@redhat.com> +Acked-by: Cyril Hrubis <chrubis@suse.cz> + +Upstream-Status: Backport +[https://github.com/linux-test-project/ltp/commit/f5444eeeabf252b8884b9465d277b6af853819e3] + +Signed-off-by: Yi Zhao <yi.zhao@windriver.com> +--- + testcases/kernel/io/direct_io/diotest4.c | 8 ++------ + 1 file changed, 2 insertions(+), 6 deletions(-) + +diff --git a/testcases/kernel/io/direct_io/diotest4.c b/testcases/kernel/io/direct_io/diotest4.c +index e4616e4..bf200cd 100644 +--- a/testcases/kernel/io/direct_io/diotest4.c ++++ b/testcases/kernel/io/direct_io/diotest4.c +@@ -352,18 +352,14 @@ int main(int argc, char *argv[]) + total++; + + /* Test-10: read, write to a mmaped file */ +- shm_base = (char *)(((long)sbrk(0) + (shmsz - 1)) & ~(shmsz - 1)); +- if (shm_base == NULL) { +- tst_brkm(TBROK, cleanup, "sbrk failed: %s", strerror(errno)); +- } + offset = 4096; + count = bufsize; + if ((fd = open(filename, O_DIRECT | O_RDWR)) < 0) { + tst_brkm(TBROK, cleanup, "can't open %s: %s", + filename, strerror(errno)); + } +- shm_base = mmap(shm_base, 0x100000, PROT_READ | PROT_WRITE, +- MAP_SHARED | MAP_FIXED, fd, 0); ++ shm_base = mmap(0, 0x100000, PROT_READ | PROT_WRITE, ++ MAP_SHARED, fd, 0); + if (shm_base == (caddr_t) - 1) { + tst_brkm(TBROK, cleanup, "can't mmap file: %s", + strerror(errno)); +-- +2.7.4 + |