x86/alternatives: Rename 'try_get_desc()' to 'try_get_text_poke_array()'

This better reflects what the underlying code is doing,
there's no 'descriptor' indirection anymore.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: Juergen Gross <jgross@suse.com>
Cc: "H . Peter Anvin" <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20250411054105.2341982-30-mingo@kernel.org

diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index 9937345e4c5babcff6ebf862837577ae8cb23f70..02f123cff898faebb7e6f2c192f645a019496e2d 100644 (file)
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -2476,7 +2476,7 @@ static struct smp_text_poke_array {
 static DEFINE_PER_CPU(atomic_t, text_poke_array_refs);
 
 static __always_inline
-struct smp_text_poke_array *try_get_desc(void)
+struct smp_text_poke_array *try_get_text_poke_array(void)
 {
        atomic_t *refs = this_cpu_ptr(&text_poke_array_refs);
 
@@ -2530,7 +2530,7 @@ noinstr int smp_text_poke_int3_handler(struct pt_regs *regs)
         */
        smp_rmb();
 
-       desc = try_get_desc();
+       desc = try_get_text_poke_array();
        if (!desc)
                return 0;
 
@@ -2627,7 +2627,7 @@ static void smp_text_poke_batch_process(struct smp_text_poke_loc *tp, unsigned i
        WARN_ON_ONCE(nr_entries != text_poke_array.nr_entries);
 
        /*
-        * Corresponds to the implicit memory barrier in try_get_desc() to
+        * Corresponds to the implicit memory barrier in try_get_text_poke_array() to
         * ensure reading a non-zero refcount provides up to date text_poke_array data.
         */
        for_each_possible_cpu(i)