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Mon, 14 Aug 2023 18:45:52 +0800 X-QQ-mid: xmsmtpt1692009952t89pqxxic Message-ID: X-QQ-XMAILINFO: N+tZcXNNUKPOOU6mrYt7eWO5IlTUiooyQVOdfe5Xk6wjeGjCYen6UhWbYnGIdH /nqtCJeRFxzlETRA6KlREZfPDs2OcddzVgoJrlkvjg2wH46gEDwy8kGxKWRu6/nx0WfLHmqAdGly w5WWWEaQbY8uTZjoPFXYBGlgM8mjtZPj3xN5o4Wm2abicfRQ1dF9NUCbTjDklWgj38rwfJJgzjsd uPSK6mGYpqe99cJUJheEx2aaz+5lea04tzsa3QuCthHpwYp5MTHeD1yECBuLdJksPt2HW/i/8YRd qBMwyOylGGNdQ7o2B2fQ26/ocNR768d4I32hgLjX4z35FE0OQZE7uUipppqE6pkgXmrmcdDv/Oi4 rTELURsWNdmfXJHlN24ga8PeJscUoXbxlX31kJfKKpGwqO60R2TB3IEC4uvL+CzAsPBLHr3Xh5hU TINsI3DBwAWW2Eo47/v/3WCYiKI+w8MNRzyRQST6YG4UMPIqgjHGJEIx0CYLvZMQyrsqZPo/2rnt W/OgTuYeyn0BaBRLcm0FB+LhjPFwkM7CLxlv8u+08qKRqca9qKrFtCXXuqlhcZ31J4hhAOSqr117 qS1NyFr2IiP10tKDBg8lme9IqqYS2fRCgDr8LEBw6GujUjZLoGVZ6baaE56nNZVEZfp1RQhUufDN eCeRLTJ392h+vIqmZtUrVLaXV+FZTPJowV0MBhvRw6jgXM0GQfQ51d71+a2V5ujvKLcIRDQJifjg IuCQMfYtYW3JbHil2So4IY6kslGk39llFx+pmPlZQz0DZTpXDQfZx6tcUm1d20rQXV9Z2K7KQOTU 9f+IAuDvr5IsclD5j0ywsoIJPKUBv7Y+MWp51TnvGSjnQgl1MqqKkgFet3arDLze4lTeclDS8Zxu jAAFzqeBpQlfdiCDfrnHAbKOMYwkSwX6NRv9XQxDWYaeoDU7wjPqDa/tsm+9Ee4SfCdISbwwgwFN ipUB6Wt7iZ4KAFUBYdK88FTVbUylGkgb52LC7tFEzw/qvzQWhWQpAikCikxBywJjXpzojpG9TcC9 CFOWZzzA== X-QQ-XMRINFO: MSVp+SPm3vtS1Vd6Y4Mggwc= From: Rong Tao To: akpm@linux-foundation.org Cc: rongtao@cestc.cn, rtoax@foxmail.com, Shuah Khan , linux-mm@kvack.org (open list:MEMORY MANAGEMENT), linux-kselftest@vger.kernel.org (open list:KERNEL SELFTEST FRAMEWORK), linux-kernel@vger.kernel.org (open list) Subject: [PATCH] selftests/mm: fix uffd-stress help information Date: Mon, 14 Aug 2023 18:45:50 +0800 X-OQ-MSGID: <20230814104550.62846-1-rtoax@foxmail.com> X-Mailer: git-send-email 2.39.3 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: CAD98100005 X-Rspam-User: X-Stat-Signature: qqfo5ksyrxi76rky6is46668yzc1rdw7 X-Rspamd-Server: rspam01 X-HE-Tag: 1692009969-987603 X-HE-Meta: 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 vS51mGYL NpgyLu0QRZQy3uobZJ/KRo1eeKwnnJmblDSD/w6rNCkgUGuDzl3O/j3VlK4vL5ZQHODchGPWgRA7nQaUKiEcahtFzYS6q7AFNPRm2knZlpnhp8pw3iK2h9UE0LUl08qQvs8kDHT8uhuNdm3Xma9fyxJWq0w== X-Bogosity: Ham, tests=bogofilter, spamicity=0.016056, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Rong Tao commit 686a8bb72349("selftests/mm: split uffd tests into uffd-stress and uffd-unit-tests") split uffd tests into uffd-stress and uffd-unit-tests, obviously we need to modify the help information synchronously. Also modify code indentation. Signed-off-by: Rong Tao --- tools/testing/selftests/mm/uffd-stress.c | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/tools/testing/selftests/mm/uffd-stress.c b/tools/testing/selftests/mm/uffd-stress.c index 995ff13e74c7..e40b6d7d2c0e 100644 --- a/tools/testing/selftests/mm/uffd-stress.c +++ b/tools/testing/selftests/mm/uffd-stress.c @@ -53,21 +53,21 @@ pthread_attr_t attr; do { typeof(a) __tmp = (a); (a) = (b); (b) = __tmp; } while (0) const char *examples = - "# Run anonymous memory test on 100MiB region with 99999 bounces:\n" - "./userfaultfd anon 100 99999\n\n" - "# Run share memory test on 1GiB region with 99 bounces:\n" - "./userfaultfd shmem 1000 99\n\n" - "# Run hugetlb memory test on 256MiB region with 50 bounces:\n" - "./userfaultfd hugetlb 256 50\n\n" - "# Run the same hugetlb test but using private file:\n" - "./userfaultfd hugetlb-private 256 50\n\n" - "# 10MiB-~6GiB 999 bounces anonymous test, " - "continue forever unless an error triggers\n" - "while ./userfaultfd anon $[RANDOM % 6000 + 10] 999; do true; done\n\n"; + "# Run anonymous memory test on 100MiB region with 99999 bounces:\n" + "./uffd-stress anon 100 99999\n\n" + "# Run share memory test on 1GiB region with 99 bounces:\n" + "./uffd-stress shmem 1000 99\n\n" + "# Run hugetlb memory test on 256MiB region with 50 bounces:\n" + "./uffd-stress hugetlb 256 50\n\n" + "# Run the same hugetlb test but using private file:\n" + "./uffd-stress hugetlb-private 256 50\n\n" + "# 10MiB-~6GiB 999 bounces anonymous test, " + "continue forever unless an error triggers\n" + "while ./uffd-stress anon $[RANDOM % 6000 + 10] 999; do true; done\n\n"; static void usage(void) { - fprintf(stderr, "\nUsage: ./userfaultfd \n\n"); + fprintf(stderr, "\nUsage: ./uffd-stress \n\n"); fprintf(stderr, "Supported : anon, hugetlb, " "hugetlb-private, shmem, shmem-private\n\n"); fprintf(stderr, "Examples:\n\n"); -- 2.39.3