git: ac5046a3a46a - stable/13 - arm64: make it possible to define PV_STATS

[Mark Johnston]

The branch stable/13 has been updated by markj:

URL: https://cgit.FreeBSD.org/src/commit/?id=ac5046a3a46a8498ad12f209ec3a810e32a8ab7a

commit ac5046a3a46a8498ad12f209ec3a810e32a8ab7a
Author:     Alan Cox <alc at FreeBSD.org>
AuthorDate: 2021-06-24 23:09:23 +0000
Commit:     Mark Johnston <markj at FreeBSD.org>
CommitDate: 2021-08-31 19:09:23 +0000

    arm64: make it possible to define PV_STATS
    
    Remove an #if 0 that results in a compilation error if PV_STATS is
    defined.  Aside from this #if 0, there is nothing wrong with the
    PV_STATS code.
    
    (cherry picked from commit c94249decd16de71a00d837ee132954d9f259e49)
---
 sys/arm64/arm64/pmap.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/sys/arm64/arm64/pmap.c b/sys/arm64/arm64/pmap.c
index 4af87b24a92d..0220c0e8710b 100644
--- a/sys/arm64/arm64/pmap.c
+++ b/sys/arm64/arm64/pmap.c
@@ -2243,7 +2243,6 @@ pv_to_chunk(pv_entry_t pv)
 
 static const uint64_t pc_freemask[_NPCM] = { PC_FREE0, PC_FREE1, PC_FREE2 };
 
-#if 0
 #ifdef PV_STATS
 static int pc_chunk_count, pc_chunk_allocs, pc_chunk_frees, pc_chunk_tryfail;
 
@@ -2268,7 +2267,6 @@ SYSCTL_LONG(_vm_pmap, OID_AUTO, pv_entry_count, CTLFLAG_RD, &pv_entry_count, 0,
 SYSCTL_INT(_vm_pmap, OID_AUTO, pv_entry_spare, CTLFLAG_RD, &pv_entry_spare, 0,
 	"Current number of spare pv entries");
 #endif
-#endif /* 0 */
 
 /*
  * We are in a serious low memory condition.  Resort to