git: e7f849e25bbc - main - amd64: use pc_is_full() helper function
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Date: Tue, 09 Jul 2024 18:48:23 UTC
The branch main has been updated by mhorne: URL: https://cgit.FreeBSD.org/src/commit/?id=e7f849e25bbca9a74c9d3a5b633f9cd01ba95a55 commit e7f849e25bbca9a74c9d3a5b633f9cd01ba95a55 Author: Mitchell Horne <mhorne@FreeBSD.org> AuthorDate: 2024-07-09 18:43:33 +0000 Commit: Mitchell Horne <mhorne@FreeBSD.org> CommitDate: 2024-07-09 18:46:16 +0000 amd64: use pc_is_full() helper function This seems to have been missed in a few places. No functional change intended. Reviewed by: kib MFC after: 1 week Fixes: 4d90a5afc51b ("sys: Consolidate common implementation details...") Differential Revision: https://reviews.freebsd.org/D45920 --- sys/amd64/amd64/pmap.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c index 2bcf671be243..9f85e903cd74 100644 --- a/sys/amd64/amd64/pmap.c +++ b/sys/amd64/amd64/pmap.c @@ -5595,8 +5595,7 @@ retry: pv = &pc->pc_pventry[field * 64 + bit]; pc->pc_map[field] &= ~(1ul << bit); /* If this was the last item, move it to tail */ - if (pc->pc_map[0] == 0 && pc->pc_map[1] == 0 && - pc->pc_map[2] == 0) { + if (pc_is_full(pc)) { TAILQ_REMOVE(&pmap->pm_pvchunk, pc, pc_list); TAILQ_INSERT_TAIL(&pmap->pm_pvchunk, pc, pc_list); @@ -5807,8 +5806,7 @@ pmap_pv_demote_pde(pmap_t pmap, vm_offset_t va, vm_paddr_t pa, va_last = va + NBPDR - PAGE_SIZE; for (;;) { pc = TAILQ_FIRST(&pmap->pm_pvchunk); - KASSERT(pc->pc_map[0] != 0 || pc->pc_map[1] != 0 || - pc->pc_map[2] != 0, ("pmap_pv_demote_pde: missing spare")); + KASSERT(!pc_is_full(pc), ("pmap_pv_demote_pde: missing spare")); for (field = 0; field < _NPCM; field++) { while (pc->pc_map[field]) { bit = bsfq(pc->pc_map[field]); @@ -5829,7 +5827,7 @@ pmap_pv_demote_pde(pmap_t pmap, vm_offset_t va, vm_paddr_t pa, TAILQ_INSERT_TAIL(&pmap->pm_pvchunk, pc, pc_list); } out: - if (pc->pc_map[0] == 0 && pc->pc_map[1] == 0 && pc->pc_map[2] == 0) { + if (pc_is_full(pc)) { TAILQ_REMOVE(&pmap->pm_pvchunk, pc, pc_list); TAILQ_INSERT_TAIL(&pmap->pm_pvchunk, pc, pc_list); }