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module: Remove module_disable_ro()

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module_disable_ro() has no more users.  Remove it.

Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Joe Lawrence <joe.lawrence@redhat.com>
Acked-by: Miroslav Benes <mbenes@suse.cz>
Acked-by: Jessica Yu <jeyu@kernel.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Josh Poimboeuf
2020-04-29 10:24:51 -05:00
committed by Jiri Kosina
parent d556e1be33
commit 0d9fbf78fe
2 changed files with 0 additions and 15 deletions
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kernel/module.c
-13
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@@ -1997,19 +1997,6 @@ static void frob_writable_data(const struct module_layout *layout,
(layout->size - layout->ro_after_init_size) >> PAGE_SHIFT);
}
/* livepatching wants to disable read-only so it can frob module. */
void module_disable_ro(const struct module *mod)
{
if (!rodata_enabled)
return;
frob_text(&mod->core_layout, set_memory_rw);
frob_rodata(&mod->core_layout, set_memory_rw);
frob_ro_after_init(&mod->core_layout, set_memory_rw);
frob_text(&mod->init_layout, set_memory_rw);
frob_rodata(&mod->init_layout, set_memory_rw);
}
void module_enable_ro(const struct module *mod, bool after_init)
{
if (!rodata_enabled)