tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
powerpc/slb: Use a local to avoid multiple calls to get_slb_shadow()
For no reason other than it looks ugly.
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
+5
-5
+5
-5
arch/powerpc/mm/slb.c
+5
-5
arch/powerpc/mm/slb.c
···
62
62
unsigned long flags,
63
63
enum slb_index index)
64
64
{
65
+
struct slb_shadow *p = get_slb_shadow();
66
+
65
67
/*
66
68
* Clear the ESID first so the entry is not valid while we are
67
69
* updating it. No write barriers are needed here, provided
68
70
* we only update the current CPU's SLB shadow buffer.
69
71
*/
70
-
get_slb_shadow()->save_area[index].esid = 0;
71
-
get_slb_shadow()->save_area[index].vsid =
72
-
cpu_to_be64(mk_vsid_data(ea, ssize, flags));
73
-
get_slb_shadow()->save_area[index].esid =
74
-
cpu_to_be64(mk_esid_data(ea, ssize, index));
72
+
p->save_area[index].esid = 0;
73
+
p->save_area[index].vsid = cpu_to_be64(mk_vsid_data(ea, ssize, flags));
74
+
p->save_area[index].esid = cpu_to_be64(mk_esid_data(ea, ssize, index));
75
75
}
76
76
77
77
static inline void slb_shadow_clear(enum slb_index index)