From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Gleixner Subject: [patch V3 05/29] proc: Simplify task stack retrieval Date: Thu, 25 Apr 2019 11:44:58 +0200 Message-ID: <20190425094801.589304463@linutronix.de> References: <20190425094453.875139013@linutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: LKML Cc: Mike Snitzer , David Airlie , Catalin Marinas , dri-devel@lists.freedesktop.org, linux-mm@kvack.org, dm-devel@redhat.com, Alexander Potapenko , Christoph Lameter , Miroslav Benes , Christoph Hellwig , Alasdair Kergon , Marek Szyprowski , linux-arch@vger.kernel.org, x86@kernel.org, kasan-dev@googlegroups.com, Johannes Thumshirn , Andrey Ryabinin , Alexey Dobriyan , intel-gfx@lists.freedesktop.org, David Rientjes , Akinobu Mita , Steven Rostedt , Josef Bacik , Mike Rapoport , Andy Lutomirski , Josh Poimboeuf List-Id: intel-gfx@lists.freedesktop.org UmVwbGFjZSB0aGUgaW5kaXJlY3Rpb24gdGhyb3VnaCBzdHJ1Y3Qgc3RhY2tfdHJhY2Ugd2l0aCBh biBpbnZvY2F0aW9uIG9mCnRoZSBzdG9yYWdlIGFycmF5IGJhc2VkIGludGVyZmFjZS4KClNpZ25l ZC1vZmYtYnk6IFRob21hcyBHbGVpeG5lciA8dGdseEBsaW51dHJvbml4LmRlPgpSZXZpZXdlZC1i eTogQWxleGV5IERvYnJpeWFuIDxhZG9icml5YW5AZ21haWwuY29tPgpDYzogQW5kcmV3IE1vcnRv biA8YWtwbUBsaW51eC1mb3VuZGF0aW9uLm9yZz4KLS0tCiBmcy9wcm9jL2Jhc2UuYyB8ICAgMTQg KysrKystLS0tLS0tLS0KIDEgZmlsZSBjaGFuZ2VkLCA1IGluc2VydGlvbnMoKyksIDkgZGVsZXRp b25zKC0pCgotLS0gYS9mcy9wcm9jL2Jhc2UuYworKysgYi9mcy9wcm9jL2Jhc2UuYwpAQCAtNDA3 LDcgKzQwNyw2IEBAIHN0YXRpYyB2b2lkIHVubG9ja190cmFjZShzdHJ1Y3QgdGFza19zdHIKIHN0 YXRpYyBpbnQgcHJvY19waWRfc3RhY2soc3RydWN0IHNlcV9maWxlICptLCBzdHJ1Y3QgcGlkX25h bWVzcGFjZSAqbnMsCiAJCQkgIHN0cnVjdCBwaWQgKnBpZCwgc3RydWN0IHRhc2tfc3RydWN0ICp0 YXNrKQogewotCXN0cnVjdCBzdGFja190cmFjZSB0cmFjZTsKIAl1bnNpZ25lZCBsb25nICplbnRy aWVzOwogCWludCBlcnI7CiAKQEAgLTQzMCwyMCArNDI5LDE3IEBAIHN0YXRpYyBpbnQgcHJvY19w aWRfc3RhY2soc3RydWN0IHNlcV9maWwKIAlpZiAoIWVudHJpZXMpCiAJCXJldHVybiAtRU5PTUVN OwogCi0JdHJhY2UubnJfZW50cmllcwk9IDA7Ci0JdHJhY2UubWF4X2VudHJpZXMJPSBNQVhfU1RB Q0tfVFJBQ0VfREVQVEg7Ci0JdHJhY2UuZW50cmllcwkJPSBlbnRyaWVzOwotCXRyYWNlLnNraXAJ CT0gMDsKLQogCWVyciA9IGxvY2tfdHJhY2UodGFzayk7CiAJaWYgKCFlcnIpIHsKLQkJdW5zaWdu ZWQgaW50IGk7CisJCXVuc2lnbmVkIGludCBpLCBucl9lbnRyaWVzOwogCi0JCXNhdmVfc3RhY2tf dHJhY2VfdHNrKHRhc2ssICZ0cmFjZSk7CisJCW5yX2VudHJpZXMgPSBzdGFja190cmFjZV9zYXZl X3Rzayh0YXNrLCBlbnRyaWVzLAorCQkJCQkJICBNQVhfU1RBQ0tfVFJBQ0VfREVQVEgsIDApOwog Ci0JCWZvciAoaSA9IDA7IGkgPCB0cmFjZS5ucl9lbnRyaWVzOyBpKyspIHsKKwkJZm9yIChpID0g MDsgaSA8IG5yX2VudHJpZXM7IGkrKykgewogCQkJc2VxX3ByaW50ZihtLCAiWzwwPl0gJXBCXG4i LCAodm9pZCAqKWVudHJpZXNbaV0pOwogCQl9CisKIAkJdW5sb2NrX3RyYWNlKHRhc2spOwogCX0K IAlrZnJlZShlbnRyaWVzKTsKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVz a3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9p bnRlbC1nZng=