Re: [PATCH v5 4/8] module: prepare to handle ROX allocations for text
From: Song Liu <song@kernel.org>
Date: 2024-10-09 22:23:52
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bpf, linux-alpha, linux-arch, linux-m68k, linux-mips, linux-mm, linux-modules, linux-riscv, linux-sh, linux-trace-kernel, linux-um, lkml, loongarch, sparclinux
On Wed, Oct 9, 2024 at 11:10 AM Mike Rapoport [off-list ref] wrote: [...]
quoted hunk ↗ jump to hunk
diff --git a/include/linux/module.h b/include/linux/module.h index 88ecc5e9f523..7039f609c6ef 100644 --- a/include/linux/module.h +++ b/include/linux/module.h@@ -367,6 +367,8 @@ enum mod_mem_type { struct module_memory { void *base; + void *rw_copy; + bool is_rox; unsigned int size;
Do we really need to hold the rw_copy all the time? I was thinking we only need a temporary buffer when we want to update anything. The buffer might be much smaller than "size". Thanks, Song [...]