Thread (55 messages) 55 messages, 10 authors, 2023-07-20

Re: [PATCH 12/13] x86/jitalloc: prepare to allocate exectuatble memory as ROX

From: Steven Rostedt <rostedt@goodmis.org>
Date: 2023-06-05 02:52:58
Also in: bpf, linux-arm-kernel, linux-mips, linux-modules, linux-riscv, linux-s390, linux-trace-kernel, linuxppc-dev, lkml, loongarch, sparclinux

On Thu, 1 Jun 2023 16:54:36 -0700
Nadav Amit [off-list ref] wrote:
quoted
The way text_poke() is used here, it is creating a new writable alias
and flushing it for *each* write to the module (like for each write of
an individual relocation, etc). I was just thinking it might warrant
some batching or something.  
Batching does exist, which is what the text_poke_queue() thing does.

-- Steve
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