Re: [PATCH v4] arm64: Implement HAVE_LIVEPATCH

2025-06-26 Thread Song Liu
Hi Will, Thanks for your kind review! On Thu, Jun 26, 2025 at 6:21 AM Will Deacon wrote: > > On Tue, Jun 17, 2025 at 10:37:34AM -0700, Song Liu wrote: > > This is largely based on [1] by Suraj Jitindar Singh. > > I think it would be useful to preserve at least some parts of the > original commit

Re: [PATCH v4] arm64: Implement HAVE_LIVEPATCH

2025-06-26 Thread Will Deacon
On Tue, Jun 17, 2025 at 10:37:34AM -0700, Song Liu wrote: > This is largely based on [1] by Suraj Jitindar Singh. I think it would be useful to preserve at least some parts of the original commit message here so that folks don't have to pull it out of the list archives if they want to see more abo

[PATCH v4] arm64: Implement HAVE_LIVEPATCH

2025-06-17 Thread Song Liu
This is largely based on [1] by Suraj Jitindar Singh. Test coverage: - Passed manual tests with samples/livepatch. - Passed all but test-kprobe.sh in selftests/livepatch. test-kprobe.sh is expected to fail, because arm64 doesn't have KPROBES_ON_FTRACE. - Passed tests with kpatch-build [2]. (T