Author: alc Date: Thu Oct 22 17:47:51 2020 New Revision: 366944 URL: https://svnweb.freebsd.org/changeset/base/366944
Log: Micro-optimize uma_small_alloc(). Replace bzero(..., PAGE_SIZE) by pagezero(). Ultimately, they use the same method for bulk zeroing, but the generality of bzero() requires size and alignment checks that pagezero() does not. Eliminate an unnecessary #include. Reviewed by: emaste, markj MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D26876 Modified: head/sys/arm64/arm64/uma_machdep.c Modified: head/sys/arm64/arm64/uma_machdep.c ============================================================================== --- head/sys/arm64/arm64/uma_machdep.c Thu Oct 22 17:46:55 2020 (r366943) +++ head/sys/arm64/arm64/uma_machdep.c Thu Oct 22 17:47:51 2020 (r366944) @@ -36,11 +36,10 @@ __FBSDID("$FreeBSD$"); #include <vm/vm.h> #include <vm/vm_param.h> #include <vm/vm_page.h> -#include <vm/vm_pageout.h> #include <vm/vm_dumpset.h> #include <vm/uma.h> #include <vm/uma_int.h> -#include <machine/md_var.h> +#include <machine/machdep.h> void * uma_small_alloc(uma_zone_t zone, vm_size_t bytes, int domain, u_int8_t *flags, @@ -60,7 +59,7 @@ uma_small_alloc(uma_zone_t zone, vm_size_t bytes, int dump_add_page(pa); va = (void *)PHYS_TO_DMAP(pa); if ((wait & M_ZERO) && (m->flags & PG_ZERO) == 0) - bzero(va, PAGE_SIZE); + pagezero(va); return (va); } _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
