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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US Cc: "alsa-devel@alsa-project.org" , Pierre-Louis Bossart , "Rajwa, Marcin" Subject: Re: [alsa-devel] [PATCH] ALSA: pcm: fix buffer_bytes max constrained by preallocated bytes issue X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" CgpPbiAyMDIwLzEvMTcg5LiL5Y2INDowMCwgVGFrYXNoaSBJd2FpIHdyb3RlOgo+IE9uIEZyaSwg MTcgSmFuIDIwMjAgMDY6Mzc6MTYgKzAxMDAsCj4gS2V5b24gSmllIHdyb3RlOgo+Pgo+PiBPbiAy MDIwLzEvMTcg5LiK5Y2IMTo0MCwgUGllcnJlLUxvdWlzIEJvc3NhcnQgd3JvdGU6Cj4+Pgo+Pj4+ Pj4+IFNvLCBkbyB5b3Ugc3VnZ2VzdCBub3QgZG9pbmcgcHJlYWxsb2NhdGlvbihvciBjYWxsaW5n IGl0IHdpdGggMAo+Pj4+Pj4+IHNpemUpIGZvciBhbGwKPj4+Pj4+PiBkcml2ZXIgd2l0aCBUWVBF X1NHPyBJIGFtIGZpbmUgaWYgdGhpcyBpcyB0aGUgcmVjb21tZW5kZWQKPj4+Pj4+PiBtZXRob2Qs IEkgY2FuIHRyeQo+Pj4+Pj4+IHRoaXMgb24gU09GIEkyUyBwbGF0Zm9ybSB0byBzZWUgaWYgaXQg Y2FuIHdvcmsgYXMgd2UgcmVxdWlyZWQKPj4+Pj4+PiBmb3IgdmVyeSBsYXJnZQo+Pj4+Pj4+IGJ1 ZmZlciBzaXplLgo+Pj4+Pgo+Pj4+PiBLZXlvbiwgZm9yIHRoZSByZXN0IG9mIHVzIHRvIGZvbGxv dyB0aGlzIHBhdGNoLCB3b3VsZCB5b3UgbWluZAo+Pj4+PiBjbGFyaWZ5aW5nIHdoYXQgZHJpdmVz IHRoZSBuZWVkIGZvciBhICd2ZXJ5IGxhcmdlIGJ1ZmZlciBzaXplJywKPj4+Pj4gYW5kIHdoYXQg b3JkZXIgb2YgbWFnbml0dWRlIHRoaXMgdmVyeSBsYXJnZSBzaXplIHdvdWxkIGJlLgo+Pj4+Pgo+ Pj4+PiBGV0lXLCB3ZSd2ZSBtZWFzdXJlZCBjb25zaXN0ZW50bHkgb24gZGlmZmVyZW50IFdpbmRv d3MvTGludXgKPj4+Pj4gcGxhdGZvcm1zLCBtYXliZSAxMCB5ZWFycyBhZ28sIHRoYXQgb25jZSB5 b3UgcmVhY2ggYSBidWZmZXIgb2YgMXMKPj4+Pj4gKDM4NCBrQikgdGhlIGJlbmVmaXRzIGZyb20g aW5jcmVhc2luZyB0aGF0IGJ1ZmZlciBzaXplIGZ1cnRoZXIgYXJlCj4+Pj4+IG1hcmdpbmFsIGlu IHRlcm1zIG9mIHBvd2VyIGNvbnN1bXB0aW9uLCBhbmQgZ2VuZXJhdGUgYWxsIGtpbmRzIG9mCj4+ Pj4+IGlzc3VlcyB3aXRoIHZvbHVtZSB1cGRhdGVzIGFuZCBkZWZlcnJlZCByb3V0aW5nIGNoYW5n ZXMuCj4+Pj4+Cj4+Pj4gV2UgbmVlZCBiaWdnZXIgYnVmZmVyIG9uIGhvc3Qgc2lkZSB0byBjb21w ZW5zYXRlIHRoZSB3YWtlIHVwIHRpbWUKPj4+PiBmcm9tIGQwaXggdG8gZDAgd2hpY2ggdGFrZXMg fjIgc2Vjb25kcyBvbiBteSBzZXR1cC4gU28sIHdpaXRoCj4+Pj4gc21hbGxlciBidWZmZXIgc2l6 ZXMgbGlrZSA8IDIgc2Vjb25kcyB3ZSBvdmVyd3JpdGUgZGF0YSBzaW5jZSBGVwo+Pj4+IGtlZXBz IGNvcHBpbmcgd2hpbGUgaG9zdCBkb2Vzbid0IHJlYWQgdW50aWwgaXRzIHVwIGFuZCBydW5uaW5n Cj4+Pj4gYWdhaW4uCj4+Pgo+Pj4gUmlnaHQsIHRoYXQncyBhIHZhbGlkIGNhc2UsIGJ1dCB0aGF0 J3MgMjU2IGtCLCBub3QgJ3ZlcnkgbGFyZ2UnIG9yCj4+PiBsaWtlbHkgdG8gZXZlciB0cmlnZ2Vy IGFuIE9PTSBjYXNlLgo+Pgo+PiBGb3IgUzI0X0xFLCBpdCBpcyA1MTJLQiwgdGhlIHBvaW50IGlz IHRoYXQgaWYgd2UgY2FuJ3QgcmUtYWxsb2NhdGUKPj4gYnVmZmVyIGF0IGh3X3BhcmFtcygpIHN0 YWdlLCB0aGVuIHdlIG5lZWQgZm9sbG93IGEgQktNIHRoYXQgd2UgaGF2ZSB0bwo+PiBwcmVhbGxv Y2F0ZSB0aGUgbGFyZ2VzdCBETUEgYnVmZmVyIHRoYXQgd2UgY2xhaW0gdG8gc3VwcG9ydCBhdAo+ PiBwY21fbmV3KCksIEkgdGhpbmsgdGhpcyBpcyBhY3R1YWxseSBhbm90aGVyIGtpbmQgb2Ygd2Fz dCB3aXRoIHRoZXNlCj4+IGxhcmdlc3QgcGlubmVkIGJ1ZmZlciB0aGF0IGNhbid0IGJlIHN3YXBw ZWQgb3V0Li4uCj4gCj4gV2VsbCwgdGhhdCdzIHRoZSBjYXNlIHlvdSdkIG5lZWQgYSBsYXJnZXIg cHJlYWxsb2NhdGlvbi4KPiBJIGd1ZXNzIG1hbnkgZGlzdHJvcyBhbHJlYWR5IHNldCBpdCB0byBh IGhpZ2hlciB2YWx1ZSBmb3IgUHVsc2VBdWRpby4KPiBUaGUgZGVmYXVsdCA2NGtCIGlzIGp1c3Qg ZnJvbSBoaXN0b3JpY2FsIGFuZCBjb21wYXRpYmlsaXR5IHJlYXNvbiwgYW5kCj4gd2UgbWF5IGV4 dGVuZCBpdCB0byAxTUIgb3Igc28gbm93LgoKSW4gU09GIGRyaXZlciwgd2UgZG9uJ3QgdXNlIGtl cm5lbCBjb25maWcgaXRlbSBsaWtlIApDT05GSUdfU05EX0hEQV9QUkVBTExPQ19TSVpFIGZvciBI REEsIHRoZSBjb2RlIGZvciBpdCBpczoKCglzbmRfcGNtX2xpYl9wcmVhbGxvY2F0ZV9wYWdlcyhw Y20tPnN0cmVhbXNbc3RyZWFtXS5zdWJzdHJlYW0sCgkJCQkgICAgICBTTkRSVl9ETUFfVFlQRV9E RVZfU0csIHNkZXYtPmRldiwKCQkJCWxlMzJfdG9fY3B1KGNhcHMtPmJ1ZmZlcl9zaXplX21pbiks CgkJCQlsZTMyX3RvX2NwdShjYXBzLT5idWZmZXJfc2l6ZV9tYXgpKTsKClNvIHRoZSBwcmVhbGxv Y2F0ZWQgc2l6ZSBpcyBjb25maWd1cmVkIHZpYSB0b3BvbG9neSBmaWxlLCB0aGF0IGlzIApjYXBz LT5idWZmZXJfc2l6ZV9taW4sIG5vIGNoYW5jZSBmb3IgUHVsc2VBdWRpbyB0byByZWNvbmZpZ3Vy ZSBpdC4KClNvLCBpdCBsb29rcyBsaWtlIHdlIGhhdmUgdG8gY2hhbmdlIGl0IHRvIHRoaXMgaWYg d2UgZG9uJ3QgY2hhbmdlIHRoZSAKQUxTQSBjb3JlOgoKCXNuZF9wY21fbGliX3ByZWFsbG9jYXRl X3BhZ2VzKHBjbS0+c3RyZWFtc1tzdHJlYW1dLnN1YnN0cmVhbSwKCQkJCSAgICAgIFNORFJWX0RN QV9UWVBFX0RFVl9TRywgc2Rldi0+ZGV2LAotCQkJCWxlMzJfdG9fY3B1KGNhcHMtPmJ1ZmZlcl9z aXplX21pbiksCisJCQkJbGUzMl90b19jcHUoY2Fwcy0+YnVmZmVyX3NpemVfbWF4KSwKCQkJCWxl MzJfdG9fY3B1KGNhcHMtPmJ1ZmZlcl9zaXplX21heCkpOwoKClRoYW5rcywKfktleW9uCgo+IAo+ IAo+IFRha2FzaGkKPiBfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fXwo+IEFsc2EtZGV2ZWwgbWFpbGluZyBsaXN0Cj4gQWxzYS1kZXZlbEBhbHNhLXByb2plY3Qu b3JnCj4gaHR0cHM6Ly9tYWlsbWFuLmFsc2EtcHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby9h bHNhLWRldmVsCj4gCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCkFsc2EtZGV2ZWwgbWFpbGluZyBsaXN0CkFsc2EtZGV2ZWxAYWxzYS1wcm9qZWN0Lm9yZwpo dHRwczovL21haWxtYW4uYWxzYS1wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2Fsc2EtZGV2 ZWwK