Merge tag 'bitmap-for-6.20' of https://github.com/norov/linux

Pull bitmap updates from Yury Norov:

 - more rust helpers (Alice)

 - more bitops tests (Ryota)

 - FIND_NTH_BIT() uninitialized variable fix (Lee Yongjun)

 - random cleanups (Andy, H. Peter)

* tag 'bitmap-for-6.20' of https://github.com/norov/linux:
  lib/tests: extend KUnit test for bitops with more cases
  bitops: Add more files to the MAINTAINERS
  lib/find_bit: fix uninitialized variable use in FIND_NTH_BIT
  lib/tests: add KUnit test for bitops
  rust: cpumask: add __rust_helper to helpers
  rust: bitops: add __rust_helper to helpers
  rust: bitmap: add __rust_helper to helpers
  linux/bitfield.h: replace __auto_type with auto

3 files changed, 18 insertions, 0 deletions

diff --git a/rust/helpers/bitmap.c b/rust/helpers/bitmap.c
index a50e2f082e47..e4e9f4361270 100644
--- a/rust/helpers/bitmap.c
+++ b/rust/helpers/bitmap.c
@@ -2,6 +2,7 @@
 
 #include <linux/bitmap.h>
 
+__rust_helper
 void rust_helper_bitmap_copy_and_extend(unsigned long *to, const unsigned long *from,
 		unsigned int count, unsigned int size)
 {
diff --git a/rust/helpers/bitops.c b/rust/helpers/bitops.c
index e79ef9e6d98f..271b8a712dee 100644
--- a/rust/helpers/bitops.c
+++ b/rust/helpers/bitops.c
@@ -3,21 +3,25 @@
 #include <linux/bitops.h>
 #include <linux/find.h>
 
+__rust_helper
 void rust_helper___set_bit(unsigned long nr, unsigned long *addr)
 {
 	__set_bit(nr, addr);
 }
 
+__rust_helper
 void rust_helper___clear_bit(unsigned long nr, unsigned long *addr)
 {
 	__clear_bit(nr, addr);
 }
 
+__rust_helper
 void rust_helper_set_bit(unsigned long nr, volatile unsigned long *addr)
 {
 	set_bit(nr, addr);
 }
 
+__rust_helper
 void rust_helper_clear_bit(unsigned long nr, volatile unsigned long *addr)
 {
 	clear_bit(nr, addr);
diff --git a/rust/helpers/cpumask.c b/rust/helpers/cpumask.c
index eb10598a0242..5deced5b975e 100644
--- a/rust/helpers/cpumask.c
+++ b/rust/helpers/cpumask.c
@@ -2,67 +2,80 @@
 
 #include <linux/cpumask.h>
 
+__rust_helper
 void rust_helper_cpumask_set_cpu(unsigned int cpu, struct cpumask *dstp)
 {
 	cpumask_set_cpu(cpu, dstp);
 }
 
+__rust_helper
 void rust_helper___cpumask_set_cpu(unsigned int cpu, struct cpumask *dstp)
 {
 	__cpumask_set_cpu(cpu, dstp);
 }
 
+__rust_helper
 void rust_helper_cpumask_clear_cpu(int cpu, struct cpumask *dstp)
 {
 	cpumask_clear_cpu(cpu, dstp);
 }
 
+__rust_helper
 void rust_helper___cpumask_clear_cpu(int cpu, struct cpumask *dstp)
 {
 	__cpumask_clear_cpu(cpu, dstp);
 }
 
+__rust_helper
 bool rust_helper_cpumask_test_cpu(int cpu, struct cpumask *srcp)
 {
 	return cpumask_test_cpu(cpu, srcp);
 }
 
+__rust_helper
 void rust_helper_cpumask_setall(struct cpumask *dstp)
 {
 	cpumask_setall(dstp);
 }
 
+__rust_helper
 bool rust_helper_cpumask_empty(struct cpumask *srcp)
 {
 	return cpumask_empty(srcp);
 }
 
+__rust_helper
 bool rust_helper_cpumask_full(struct cpumask *srcp)
 {
 	return cpumask_full(srcp);
 }
 
+__rust_helper
 unsigned int rust_helper_cpumask_weight(struct cpumask *srcp)
 {
 	return cpumask_weight(srcp);
 }
 
+__rust_helper
 void rust_helper_cpumask_copy(struct cpumask *dstp, const struct cpumask *srcp)
 {
 	cpumask_copy(dstp, srcp);
 }
 
+__rust_helper
 bool rust_helper_alloc_cpumask_var(cpumask_var_t *mask, gfp_t flags)
 {
 	return alloc_cpumask_var(mask, flags);
 }
 
+__rust_helper
 bool rust_helper_zalloc_cpumask_var(cpumask_var_t *mask, gfp_t flags)
 {
 	return zalloc_cpumask_var(mask, flags);
 }
 
 #ifndef CONFIG_CPUMASK_OFFSTACK
+__rust_helper
 void rust_helper_free_cpumask_var(cpumask_var_t mask)
 {
 	free_cpumask_var(mask);