From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: dmaengine: zx-dma: replace spin_lock_irqsave with spin_lock in ISR From: Lucas Stach Message-Id: <1536679036.3362.58.camel@pengutronix.de> Date: Tue, 11 Sep 2018 17:17:16 +0200 To: jun qian , Dan Williams , Vinod Koul , Jun Nie , Baoyou Xie , Shawn Guo Cc: dmaengine@vger.kernel.org, Barry song <21cnbao@gmail.com>, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-ID: QW0gRGllbnN0YWcsIGRlbiAxMS4wOS4yMDE4LCAwNzozMSAtMDcwMCBzY2hyaWViIGp1biBxaWFu Ogo+IEFzIHlvdSBhcmUgYWxyZWFkeSBpbiBJU1IsIGl0IGlzIHVubmVjZXNzYXJ5IHRvIGNhbGwK PiBzcGluX2xvY2tfaXJxc2F2ZS4KCkFzIHRoZSBJUlEgaW4gdGhpcyBkcml2ZXIgaXNuJ3QgbWFy a2VkIHdpdGggSVJRRl9OT19USFJFQUQsIHRoaXMgaXMKZ29pbmcgdG8gYmxvdyB1cCBpZiB0aGUg a2VybmVsIGlzIGJvb3RlZCB3aXRoIHRoZSAidGhyZWFkaXJxcyIgY29tbWFuZApsaW5lIGFyZ3Vt ZW50LgoKUmVnYXJkcywKTHVjYXMKCj4gU2lnbmVkLW9mZi1ieToganVuIHFpYW4gPGhhbmdkaWFu cWpAMTYzLmNvbT4KPiBDYzogQmFycnkgc29uZyA8MjFjbmJhb0BnbWFpbC5jb20+Cj4gLS0tCj4g wqBkcml2ZXJzL2RtYS96eF9kbWEuYyB8IDUgKystLS0KPiDCoDEgZmlsZSBjaGFuZ2VkLCAyIGlu c2VydGlvbnMoKyksIDMgZGVsZXRpb25zKC0pCj4gCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZG1h L3p4X2RtYS5jIGIvZHJpdmVycy9kbWEvenhfZG1hLmMKPiBpbmRleCAyNTcxYmM3NjkzZGYuLjEx MWFiMmRiODNiMSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2RtYS96eF9kbWEuYwo+ICsrKyBiL2Ry aXZlcnMvZG1hL3p4X2RtYS5jCj4gQEAgLTI4OCw5ICsyODgsOCBAQCBzdGF0aWMgaXJxcmV0dXJu X3QgenhfZG1hX2ludF9oYW5kbGVyKGludCBpcnEsCj4gdm9pZCAqZGV2X2lkKQo+IMKgCQlwID0g JmQtPnBoeVtpXTsKPiDCoAkJYyA9IHAtPnZjaGFuOwo+IMKgCQlpZiAoYykgewo+IC0JCQl1bnNp Z25lZCBsb25nIGZsYWdzOwo+IMKgCj4gLQkJCXNwaW5fbG9ja19pcnFzYXZlKCZjLT52Yy5sb2Nr LCBmbGFncyk7Cj4gKwkJCXNwaW5fbG9jaygmYy0+dmMubG9jayk7Cj4gwqAJCQlpZiAoYy0+Y3lj bGljKSB7Cj4gwqAJCQkJdmNoYW5fY3ljbGljX2NhbGxiYWNrKCZwLT5kc19ydW4tCj4gPnZkKTsK PiDCoAkJCX0gZWxzZSB7Cj4gQEAgLTI5OCw3ICsyOTcsNyBAQCBzdGF0aWMgaXJxcmV0dXJuX3Qg enhfZG1hX2ludF9oYW5kbGVyKGludCBpcnEsCj4gdm9pZCAqZGV2X2lkKQo+IMKgCQkJCXAtPmRz X2RvbmUgPSBwLT5kc19ydW47Cj4gwqAJCQkJdGFzayA9IDE7Cj4gwqAJCQl9Cj4gLQkJCXNwaW5f dW5sb2NrX2lycXJlc3RvcmUoJmMtPnZjLmxvY2ssIGZsYWdzKTsKPiArCQkJc3Bpbl91bmxvY2so JmMtPnZjLmxvY2spOwo+IMKgCQkJaXJxX2NoYW4gfD0gQklUKGkpOwo+IMKgCQl9Cj4gwqAJfQo=