Re: [RFC PATCH v1 1/4] arm64: Implement infrastructure for stack trace reliability checks

2021-04-01 Thread Mark Brown
On Tue, Mar 30, 2021 at 02:09:52PM -0500, madve...@linux.microsoft.com wrote: > From: "Madhavan T. Venkataraman" > > Implement a check_reliability() function that will contain checks for the > presence of various features and conditions that can render the stack trace > unreliable. This looks

Re: [RFC PATCH v1 1/4] arm64: Implement infrastructure for stack trace reliability checks

2021-04-01 Thread Madhavan T. Venkataraman
On 4/1/21 10:27 AM, Mark Brown wrote: > On Tue, Mar 30, 2021 at 02:09:52PM -0500, madve...@linux.microsoft.com wrote: >> From: "Madhavan T. Venkataraman" >> >> Implement a check_reliability() function that will contain checks for the >> presence of various features and conditions that can

[RFC PATCH v1 1/4] arm64: Implement infrastructure for stack trace reliability checks

2021-03-30 Thread madvenka
From: "Madhavan T. Venkataraman" Implement a check_reliability() function that will contain checks for the presence of various features and conditions that can render the stack trace unreliable. Introduce the first reliability check - If a return PC encountered in a stack trace is not a valid