From mboxrd@z Thu Jan 1 00:00:00 1970 From: majianpeng Subject: [PATCH V2] mmc: omap_hsmmc: Fix sleep too long in ISR context. Date: Wed, 7 Aug 2013 18:05:08 +0800 Message-ID: <201308071805022428282@gmail.com> Reply-To: majianpeng Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Sender: linux-mmc-owner@vger.kernel.org To: balajitk , cjb Cc: linux-mmc , linux-omap , mayuzheng , Hein Tibosch List-Id: linux-omap@vger.kernel.org VjI6IA0KCWNsZWFuIHVwIGNvZGUuDQpWMToNCgl3d3cubWFpbC1hcmNoaXZlLmNvbS9saW51eC1v bWFwQHZnZXIuLi4vbXNnOTMyMzkuaHRtbOKAjg0KDQoNCldlIGZvdW5kIGEgcHJvYmxlbSB3aGVu IHdlIHJlbW92ZWQgYSB3b3JraW5nIHNkIGNhcmQgdGhhdCB0aGUgaXJxYWN0aW9uDQpvZiBvbWFw X2hzbW1jIGNhbiBzbGVlcCB0byAzLjZzLiBUaGlzIGNhdXNlIG91ciB3YXRjaGRvZyB0byB3b3Jr Lg0KSW4gZnVuYyBvbWFwX2hzbW1jX3Jlc2V0X2NvbnRyb2xsZXJfZnNtLCBpdCBzaG91bGQgd2F0 Y2ggYSAwLT4xDQp0cmFuc2l0aW9uLkJ1dCBhdm9pZGluZyBlbmRsZXNzIHdhaXRpbmcsIGl0IHVz ZWQgbG9vcHNfcGVyX2ppZmZ5IGFzIHRoZSB0aW1lci4NClRoZSBjb2RlIGlzOg0KPiB3aGlsZSAo KCEoT01BUF9IU01NQ19SRUFEKGhvc3QtPmJhc2UsIFNZU0NUTCkgJiBiaXQpKQ0KPiAgICAgICAg ICAgICAgICAmJiAoaSsrIDwgbGltaXQpKQ0KPiAgICAgICAgICAgICAgICAgICAgICAgIGNwdV9y ZWxheCgpOw0KDQpCdXQgZ2VuZXJhbmx5IGxvb3BzX3Blcl9qaWZmeSBhcyBhIHRpbWVyLGl0IHNo b3VsZCBsaWtlOg0KPiAgd2hpbGUoaSsrIDwgbGltaXQpDQo+IGNwdV9yZWxheCgpOw0KDQpJIGZv dW5kIGZvciB0aGUgbG9uZyB0aW1lIGNhc2UsIHRoZSB3aGlsZS1vcGVhdGlvbiBzdG9wZWQgYmVj YXVzZSAnaSA9PSBsaW1pdCcuDQpCZWNhdXNlIGFkZGVkIHNvbWUgY29kZSwgc28gdGhlIGR1cmF0 aW9uIGJlY2FtZSB0b28gbG9uZ2VyIHRoYW4NCk1NQ19USU1FT1VfVVMoMjBtcykuDQoNClRoZSBz b2Z0d2FyZSBjYW4ndCBtb25pdG9yIHRoZSB0cmFuc2l0aW9uIG9mIGhhcmR3YXJlIGZvciB0aGkg Y2FzZS4NCg0KQmVjYXN1ZSB0aG9zZSBjb2RlcyBpbiBJU1IgY29udGV4dCwgaXQgY2FuJ3QgdXNl IHRpbWVyX2JlZm9yZS9hZnRlci4NCkkgZGl2aXZlZCB0aGUgdGltZSBpbnRvIDFtcyBhbmQgdXNl ZCB1ZGVsYXkoMSkgdG8gaW5zdGVhZC4NCkl0IHdpbGwgY2F1c2UgZG8gYWRkaXRpb25hbCB1ZGVs YXkoMSkuQnV0IGZyb20gbXkgdGVzdCxpdCBsb29rcyBnb29kLg0KDQpSZXBvcnRlZC1ieTogWXV6 aGVuZyBNYSA8bWF5dXpoZW5nQGtlZGFjb20uY29tPg0KVGVzdGVkLWJ5OiBZdXpoZW5nIE1hIDxt YXl1emhlbmdAa2VkYWNvbS5jb20+DQpSZXZpZXdlZC1ieTogSGVpbiBUaWJvc2NoIDxoZWluX3Rp Ym9zY2hAeWFob28uZXM+DQpTaWduZWQtb2ZmLWJ5OiBKaWFucGVuZyBNYSA8bWFqaWFucGVuZ0Bn bWFpbC5jb20+DQotLS0NCiBkcml2ZXJzL21tYy9ob3N0L29tYXBfaHNtbWMuYyB8IDI1ICsrKysr KysrKysrLS0tLS0tLS0tLS0tLS0NCiAxIGZpbGUgY2hhbmdlZCwgMTEgaW5zZXJ0aW9ucygrKSwg MTQgZGVsZXRpb25zKC0pDQoNCmRpZmYgLS1naXQgYS9kcml2ZXJzL21tYy9ob3N0L29tYXBfaHNt bWMuYyBiL2RyaXZlcnMvbW1jL2hvc3Qvb21hcF9oc21tYy5jDQppbmRleCAxODY1MzIxLi5iYmRh NWVkIDEwMDY0NA0KLS0tIGEvZHJpdmVycy9tbWMvaG9zdC9vbWFwX2hzbW1jLmMNCisrKyBiL2Ry aXZlcnMvbW1jL2hvc3Qvb21hcF9oc21tYy5jDQpAQCAtOTczLDkgKzk3Myw4IEBAIHN0YXRpYyBp bmxpbmUgdm9pZCBvbWFwX2hzbW1jX2RiZ19yZXBvcnRfaXJxKHN0cnVjdCBvbWFwX2hzbW1jX2hv c3QgKmhvc3QsDQogc3RhdGljIGlubGluZSB2b2lkIG9tYXBfaHNtbWNfcmVzZXRfY29udHJvbGxl cl9mc20oc3RydWN0IG9tYXBfaHNtbWNfaG9zdCAqaG9zdCwNCiAJCQkJCQkgICB1bnNpZ25lZCBs b25nIGJpdCkNCiB7DQotCXVuc2lnbmVkIGxvbmcgaSA9IDA7DQotCXVuc2lnbmVkIGxvbmcgbGlt aXQgPSAobG9vcHNfcGVyX2ppZmZ5ICoNCi0JCQkJbXNlY3NfdG9famlmZmllcyhNTUNfVElNRU9V VF9NUykpOw0KKwkvKmNoYW5nZSB0byAxbXMsc28gd2UgY2FuIHVzZSB1ZGVsYXkoMSkqLw0KKwl1 bnNpZ25lZCBsb25nIGxpbWl0ID0gTU1DX1RJTUVPVVRfTVMgKiAxMDAwOw0KIA0KIAlPTUFQX0hT TU1DX1dSSVRFKGhvc3QtPmJhc2UsIFNZU0NUTCwNCiAJCQkgT01BUF9IU01NQ19SRUFEKGhvc3Qt PmJhc2UsIFNZU0NUTCkgfCBiaXQpOw0KQEAgLTk4NCwxNyArOTgzLDE1IEBAIHN0YXRpYyBpbmxp bmUgdm9pZCBvbWFwX2hzbW1jX3Jlc2V0X2NvbnRyb2xsZXJfZnNtKHN0cnVjdCBvbWFwX2hzbW1j X2hvc3QgKmhvc3QsDQogCSAqIE9NQVA0IEVTMiBhbmQgZ3JlYXRlciBoYXMgYW4gdXBkYXRlZCBy ZXNldCBsb2dpYy4NCiAJICogTW9uaXRvciBhIDAtPjEgdHJhbnNpdGlvbiBmaXJzdA0KIAkgKi8N Ci0JaWYgKG1tY19zbG90KGhvc3QpLmZlYXR1cmVzICYgSFNNTUNfSEFTX1VQREFURURfUkVTRVQp IHsNCi0JCXdoaWxlICgoIShPTUFQX0hTTU1DX1JFQUQoaG9zdC0+YmFzZSwgU1lTQ1RMKSAmIGJp dCkpDQotCQkJCQkmJiAoaSsrIDwgbGltaXQpKQ0KLQkJCWNwdV9yZWxheCgpOw0KLQl9DQotCWkg PSAwOw0KLQ0KLQl3aGlsZSAoKE9NQVBfSFNNTUNfUkVBRChob3N0LT5iYXNlLCBTWVNDVEwpICYg Yml0KSAmJg0KLQkJKGkrKyA8IGxpbWl0KSkNCi0JCWNwdV9yZWxheCgpOw0KLQ0KKwlpZiAobW1j X3Nsb3QoaG9zdCkuZmVhdHVyZXMgJiBIU01NQ19IQVNfVVBEQVRFRF9SRVNFVCkNCisJCXdoaWxl ICghKE9NQVBfSFNNTUNfUkVBRChob3N0LT5iYXNlLCBTWVNDVEwpICYgYml0KQ0KKwkJCSYmIGxp bWl0LS0pDQorCQkJdWRlbGF5KDEpOw0KKw0KKwlsaW1pdCA9IE1NQ19USU1FT1VUX01TICogMTAw MDsNCisJd2hpbGUgKChPTUFQX0hTTU1DX1JFQUQoaG9zdC0+YmFzZSwgU1lTQ1RMKSAmIGJpdCkg JiYgbGltaXQtLSkNCisJCXVkZWxheSgxKTsNCisNCiAJaWYgKE9NQVBfSFNNTUNfUkVBRChob3N0 LT5iYXNlLCBTWVNDVEwpICYgYml0KQ0KIAkJZGV2X2VycihtbWNfZGV2KGhvc3QtPm1tYyksDQog CQkJIlRpbWVvdXQgd2FpdGluZyBvbiBjb250cm9sbGVyIHJlc2V0IGluICVzXG4iLA0KLS0gDQox LjguMS4yDQo=