git: 19737ec0a2e4 - stable/12 - arm: Bump KSTACK_PAGES default to match i386/amd64

[Kevin Bowling]

The branch stable/12 has been updated by kbowling (ports committer):

URL: https://cgit.FreeBSD.org/src/commit/?id=19737ec0a2e4d234de074fcc5dacde444f599546

commit 19737ec0a2e4d234de074fcc5dacde444f599546
Author:     Kevin Bowling <kbowling at FreeBSD.org>
AuthorDate: 2021-07-21 01:35:54 +0000
Commit:     Kevin Bowling <kbowling at FreeBSD.org>
CommitDate: 2021-08-03 22:51:52 +0000

    arm: Bump KSTACK_PAGES default to match i386/amd64
    
    See 3f6867ef6386 for additional context.
    
    It is also needed for OpenZFS performance and stability.
    
    Reviewed by:    ian (arm), imp
    Differential Revision:  https://reviews.freebsd.org/D31244
    
    (cherry picked from commit b684d812fcb04b2997fd755405a92c36b9f6e30e)
---
 sys/arm/include/param.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/arm/include/param.h b/sys/arm/include/param.h
index 39dcc5e341bf..8ba4963406b3 100644
--- a/sys/arm/include/param.h
+++ b/sys/arm/include/param.h
@@ -124,7 +124,7 @@
 #define	MAXPAGESIZES	2		/* maximum number of supported page sizes */
 
 #ifndef KSTACK_PAGES
-#define KSTACK_PAGES    2
+#define KSTACK_PAGES    4
 #endif /* !KSTACK_PAGES */
 
 #ifndef FPCONTEXTSIZE