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authorMike Rapoport (Microsoft) <rppt@kernel.org>2025-07-13 10:17:28 +0300
committerAndrew Morton <akpm@linux-foundation.org>2025-08-02 22:06:12 +0300
commitab674b6871b049aab2e86d1d7375526368ed175a (patch)
tree56438fc70ff9ddba398e9c5169c683a2c6d0fe01 /include/linux
parent3bd4e0ac61b2fd87d64572e866f58940d1d5fbdf (diff)
downloadlinux-ab674b6871b049aab2e86d1d7375526368ed175a.tar.xz
execmem: drop writable parameter from execmem_fill_trapping_insns()
After update of execmem_cache_free() that made memory writable before updating it, there is no need to update read only memory, so the writable parameter to execmem_fill_trapping_insns() is not needed. Drop it. Link: https://lkml.kernel.org/r/20250713071730.4117334-7-rppt@kernel.org Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org> Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Daniel Gomez <da.gomez@samsung.com> Cc: Masami Hiramatsu (Google) <mhiramat@kernel.org> Cc: Petr Pavlu <petr.pavlu@suse.com> Cc: Steven Rostedt (Google) <rostedt@goodmis.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/execmem.h3
1 files changed, 1 insertions, 2 deletions
diff --git a/include/linux/execmem.h b/include/linux/execmem.h
index 8b61b05da7d5..7de229134e30 100644
--- a/include/linux/execmem.h
+++ b/include/linux/execmem.h
@@ -60,12 +60,11 @@ enum execmem_range_flags {
* will trap
* @ptr: pointer to memory to fill
* @size: size of the range to fill
- * @writable: is the memory poited by @ptr is writable or ROX
*
* A hook for architecures to fill execmem ranges with invalid instructions.
* Architectures that use EXECMEM_ROX_CACHE must implement this.
*/
-void execmem_fill_trapping_insns(void *ptr, size_t size, bool writable);
+void execmem_fill_trapping_insns(void *ptr, size_t size);
/**
* execmem_restore_rox - restore read-only-execute permissions