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Diffstat (limited to 'kernel')
-rw-r--r--kernel/events/ring_buffer.c4
-rw-r--r--kernel/irq/irqdesc.c1
-rw-r--r--kernel/sys.c12
3 files changed, 17 insertions, 0 deletions
diff --git a/kernel/events/ring_buffer.c b/kernel/events/ring_buffer.c
index f3e37971c842..141aa2ca8728 100644
--- a/kernel/events/ring_buffer.c
+++ b/kernel/events/ring_buffer.c
@@ -411,6 +411,7 @@ err:
return NULL;
}
+EXPORT_SYMBOL_GPL(perf_aux_output_begin);
static bool __always_inline rb_need_aux_wakeup(struct ring_buffer *rb)
{
@@ -480,6 +481,7 @@ void perf_aux_output_end(struct perf_output_handle *handle, unsigned long size)
rb_free_aux(rb);
ring_buffer_put(rb);
}
+EXPORT_SYMBOL_GPL(perf_aux_output_end);
/*
* Skip over a given number of bytes in the AUX buffer, due to, for example,
@@ -505,6 +507,7 @@ int perf_aux_output_skip(struct perf_output_handle *handle, unsigned long size)
return 0;
}
+EXPORT_SYMBOL_GPL(perf_aux_output_skip);
void *perf_get_aux(struct perf_output_handle *handle)
{
@@ -514,6 +517,7 @@ void *perf_get_aux(struct perf_output_handle *handle)
return handle->rb->aux_priv;
}
+EXPORT_SYMBOL_GPL(perf_get_aux);
#define PERF_AUX_GFP (GFP_KERNEL | __GFP_ZERO | __GFP_NOWARN | __GFP_NORETRY)
diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index f2edcf85780d..49b54e9979cc 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -862,6 +862,7 @@ int irq_get_percpu_devid_partition(unsigned int irq, struct cpumask *affinity)
return 0;
}
+EXPORT_SYMBOL_GPL(irq_get_percpu_devid_partition);
void kstat_incr_irq_this_cpu(unsigned int irq)
{
diff --git a/kernel/sys.c b/kernel/sys.c
index 524a4cb9bbe2..83ffd7dccf23 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -111,6 +111,12 @@
#ifndef SET_FP_MODE
# define SET_FP_MODE(a,b) (-EINVAL)
#endif
+#ifndef SVE_SET_VL
+# define SVE_SET_VL(a) (-EINVAL)
+#endif
+#ifndef SVE_GET_VL
+# define SVE_GET_VL() (-EINVAL)
+#endif
/*
* this is where the system-wide overflow UID and GID are defined, for
@@ -2386,6 +2392,12 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3,
case PR_GET_FP_MODE:
error = GET_FP_MODE(me);
break;
+ case PR_SVE_SET_VL:
+ error = SVE_SET_VL(arg2);
+ break;
+ case PR_SVE_GET_VL:
+ error = SVE_GET_VL();
+ break;
default:
error = -EINVAL;
break;