[PATCH 09/41] x86/alternatives: Rename 'bp_desc' to 'int3_desc'

From: Ingo Molnar
Date: Thu Mar 27 2025 - 16:56:01 EST


Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
arch/x86/kernel/alternative.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index 8c4bfb6d9a95..44b8e2826808 100644
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -2478,7 +2478,7 @@ struct int3_patching_desc {

static DEFINE_PER_CPU(atomic_t, int3_refs);

-static struct int3_patching_desc bp_desc;
+static struct int3_patching_desc int3_desc;

static __always_inline
struct int3_patching_desc *try_get_desc(void)
@@ -2488,7 +2488,7 @@ struct int3_patching_desc *try_get_desc(void)
if (!raw_atomic_inc_not_zero(refs))
return NULL;

- return &bp_desc;
+ return &int3_desc;
}

static __always_inline void put_desc(void)
@@ -2527,7 +2527,7 @@ noinstr int text_poke_int3_handler(struct pt_regs *regs)

/*
* Having observed our INT3 instruction, we now must observe
- * bp_desc with non-zero refcount:
+ * int3_desc with non-zero refcount:
*
* int3_refs = 1 INT3
* WMB RMB
@@ -2630,12 +2630,12 @@ static void text_poke_int3_batch(struct text_poke_loc *tp, unsigned int nr_entri

lockdep_assert_held(&text_mutex);

- bp_desc.vec = tp;
- bp_desc.nr_entries = nr_entries;
+ int3_desc.vec = tp;
+ int3_desc.nr_entries = nr_entries;

/*
* Corresponds to the implicit memory barrier in try_get_desc() to
- * ensure reading a non-zero refcount provides up to date bp_desc data.
+ * ensure reading a non-zero refcount provides up to date int3_desc data.
*/
for_each_possible_cpu(i)
atomic_set_release(per_cpu_ptr(&int3_refs, i), 1);
--
2.45.2