From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robert Bragg Subject: [RFC PATCH] perf: enable fsync to flush buffered samples Date: Thu, 21 May 2015 18:40:28 +0100 Message-ID: <1432230028-30987-1-git-send-email-robert@sixbynine.org> References: <20150520121226.GA11195@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20150520121226.GA11195@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org Cc: Peter Zijlstra , David Airlie , linux-api@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Ingo Molnar , Paul Mackerras , Arnaldo Carvalho de Melo , Daniel Vetter List-Id: linux-api@vger.kernel.org SW5zdGVhZCBvZiBoYXZpbmcgYSBQRVJGX0VWRU5UX0lPQ19GTFVTSCBpb2N0bCB0aGlzIGluc3Rl YWQgYWxsb3dzCnVzZXJzcGFjZSB0byB1c2UgZnN5bmMgZm9yIGZsdXNoaW5nIHBtdSBzYW1wbGVz LCBhcyBzdWdnZXN0ZWQgYnkgSW5nbwpNb2xuYXIgLSB0aGFua3MuCgpGb3IgcmVmZXJlbmNlIEkn dmUgYWxzbyBwdXNoZWQgYSBwYXRjaCB0byBteSBNZXNhIGJyYW5jaCB0byB0ZXN0CnRoaXM6IGh0 dHBzOi8vZ2l0aHViLmNvbS9yaWIvbWVzYSB3aXAvcmliL29hLWhzdy00LjAuMAoKLSBSb2JlcnQK Ci0tLSA+OCAtLS0KClRvIGFsbG93IGZvciBwbXVzIHRoYXQgbWF5IGhhdmUgaW50ZXJuYWwgYnVm ZmVyaW5nIChlLmcuIHRoZSBoYXJkd2FyZQp3cml0ZXMgb3V0IGRhdGEgdG8gYSBjaXJjdWxhciBi dWZmZXIgd2hpY2ggaXMgb25seSBwZXJpb2RpY2FsbHkKZm9yd2FyZGVkIHRvIHVzZXJzcGFjZSB2 aWEgcGVyZikgdGhpcyBlbmFibGVzIHVzZXJzcGFjZSB0byBleHBsaWNpdGx5CmVuc3VyZSBpdCBo YXMgcmVjZWl2ZWQgYWxsIHNhbXBsZXMgYmVmb3JlIGEgcG9pbnQgaW4gdGltZS4KClNpZ25lZC1v ZmYtYnk6IFJvYmVydCBCcmFnZyA8cm9iZXJ0QHNpeGJ5bmluZS5vcmc+Ci0tLQogaW5jbHVkZS9s aW51eC9wZXJmX2V2ZW50LmggfCAgNyArKysrKysrCiBrZXJuZWwvZXZlbnRzL2NvcmUuYyAgICAg ICB8IDIzICsrKysrKysrKysrKysrKysrKysrKysrCiAyIGZpbGVzIGNoYW5nZWQsIDMwIGluc2Vy dGlvbnMoKykKCmRpZmYgLS1naXQgYS9pbmNsdWRlL2xpbnV4L3BlcmZfZXZlbnQuaCBiL2luY2x1 ZGUvbGludXgvcGVyZl9ldmVudC5oCmluZGV4IDA0ZTk4YzguLmQ3ZmFjMDUgMTAwNjQ0Ci0tLSBh L2luY2x1ZGUvbGludXgvcGVyZl9ldmVudC5oCisrKyBiL2luY2x1ZGUvbGludXgvcGVyZl9ldmVu dC5oCkBAIC0zMDUsNiArMzA1LDEzIEBAIHN0cnVjdCBwbXUgewogCSAqIEZyZWUgcG11LXByaXZh dGUgQVVYIGRhdGEgc3RydWN0dXJlcwogCSAqLwogCXZvaWQgKCpmcmVlX2F1eCkJCSh2b2lkICph dXgpOyAvKiBvcHRpb25hbCAqLworCisJLyoKKwkgKiBGbHVzaCBidWZmZXJlZCBzYW1wbGVzIChF LmcuIGZvciBwbXUgaGFyZHdhcmUgdGhhdCB3cml0ZXMgc2FtcGxlcyB0bworCSAqIHNvbWUgaW50 ZXJtZWRpYXRlIGJ1ZmZlcikgdXNlcnNwYWNlIG1heSBuZWVkIHRvIGV4cGxpY2l0bHkgZW5zdXJl CisJICogc3VjaCBzYW1wbGVzIGhhdmUgYmVlbiBmb3J3YXJkZWQgdG8gcGVyZi4KKwkgKi8KKwlp bnQgKCpmbHVzaCkJCQkoc3RydWN0IHBlcmZfZXZlbnQgKmV2ZW50KTsgLypvcHRpb25hbCAqLwog fTsKIAogLyoqCmRpZmYgLS1naXQgYS9rZXJuZWwvZXZlbnRzL2NvcmUuYyBiL2tlcm5lbC9ldmVu dHMvY29yZS5jCmluZGV4IDJiYTg5YTEuLmE2MDRlMGMgMTAwNjQ0Ci0tLSBhL2tlcm5lbC9ldmVu dHMvY29yZS5jCisrKyBiL2tlcm5lbC9ldmVudHMvY29yZS5jCkBAIC00NzI4LDYgKzQ3MjgsMjgg QEAgc3RhdGljIGludCBwZXJmX2Zhc3luYyhpbnQgZmQsIHN0cnVjdCBmaWxlICpmaWxwLCBpbnQg b24pCiAJcmV0dXJuIDA7CiB9CiAKK3N0YXRpYyBpbnQgcGVyZl9mc3luYyhzdHJ1Y3QgZmlsZSAq ZmlscCwgbG9mZl90IHN0YXJ0LCBsb2ZmX3QgZW5kLCBpbnQgZGF0YXN5bmMpCit7CisJc3RydWN0 IHBlcmZfZXZlbnQgKmV2ZW50ID0gZmlscC0+cHJpdmF0ZV9kYXRhOworCXN0cnVjdCBwZXJmX2V2 ZW50X2NvbnRleHQgKmN0eDsKKwlpbnQgcmV0OworCisJLyogV2UgZG9uJ3QgaGF2ZSBhIHVzZSBm b3Igc3luY2hvbml6aW5nIGEgc3BlY2lmaWMgcmFuZ2UsIG9yIGRhdGFzeW5jCisJICogYnV0IGxl dHMgbm90IHNpbGVudGx5IGlnbm9yZSB0aGVtIGluIGNhc2Ugd2UgdGhpbmsgb2YgdXNlcyBsYXRl ci4uLgorCSAqLworCWlmIChzdGFydCAhPSAwIHx8IGVuZCAhPSBMTE9OR19NQVggfHwgZGF0YXN5 bmMgIT0gMCkKKwkJcmV0dXJuIC1FSU5WQUw7CisKKwlpZiAoIWV2ZW50LT5wbXUtPmZsdXNoKQor CQlyZXR1cm4gMDsKKworCWN0eCA9IHBlcmZfZXZlbnRfY3R4X2xvY2soZXZlbnQpOworCXJldCA9 IGV2ZW50LT5wbXUtPmZsdXNoKGV2ZW50KTsKKwlwZXJmX2V2ZW50X2N0eF91bmxvY2soZXZlbnQs IGN0eCk7CisKKwlyZXR1cm4gcmV0OworfQorCiBzdGF0aWMgY29uc3Qgc3RydWN0IGZpbGVfb3Bl cmF0aW9ucyBwZXJmX2ZvcHMgPSB7CiAJLmxsc2VlawkJCT0gbm9fbGxzZWVrLAogCS5yZWxlYXNl CQk9IHBlcmZfcmVsZWFzZSwKQEAgLTQ3MzcsNiArNDc1OSw3IEBAIHN0YXRpYyBjb25zdCBzdHJ1 Y3QgZmlsZV9vcGVyYXRpb25zIHBlcmZfZm9wcyA9IHsKIAkuY29tcGF0X2lvY3RsCQk9IHBlcmZf Y29tcGF0X2lvY3RsLAogCS5tbWFwCQkJPSBwZXJmX21tYXAsCiAJLmZhc3luYwkJCT0gcGVyZl9m YXN5bmMsCisJLmZzeW5jCQkJPSBwZXJmX2ZzeW5jLAogfTsKIAogLyoKLS0gCjIuNC4xCgpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFp bGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZy ZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=