Re: [PATCH 4.9.y] arm: kprobes: Allow to handle reentered kprobe on single-stepping

On Wed, Mar 03, 2021 at 09:18:27PM +0900, Masami Hiramatsu wrote: > Hi ShaoBo, > > Thanks for backporting and real bug report! > > On Wed, 3 Mar 2021 15:10:52 +0800 > ShaoBo Huang wrote: > > > From: Masami Hiramatsu > > > > commit f3fbd7ec62dec1528fb8044034e2885f2b257941 upstream > > > >

Re: [PATCH 4.9.y] arm: kprobes: Allow to handle reentered kprobe on single-stepping

Hi ShaoBo, Thanks for backporting and real bug report! On Wed, 3 Mar 2021 15:10:52 +0800 ShaoBo Huang wrote: > From: Masami Hiramatsu > > commit f3fbd7ec62dec1528fb8044034e2885f2b257941 upstream > > This is arm port of commit 6a5022a56ac3 ("kprobes/x86: Allow to > handle reentered kprobe on

[PATCH 4.9.y] arm: kprobes: Allow to handle reentered kprobe on single-stepping

From: Masami Hiramatsu commit f3fbd7ec62dec1528fb8044034e2885f2b257941 upstream This is arm port of commit 6a5022a56ac3 ("kprobes/x86: Allow to handle reentered kprobe on single-stepping") Since the FIQ handlers can interrupt in the single stepping (or preparing the single stepping, do_debug