Date: Tue, 20 May 2025 07:15:18 GMT From: Doug Moore <dougm@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 0f941203ac51 - main - vm_page: drop mpred from grab_valid_iter() Message-ID: <202505200715.54K7FIi8094331@gitrepo.freebsd.org>
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The branch main has been updated by dougm: URL: https://cgit.FreeBSD.org/src/commit/?id=0f941203ac513f5ed3cf30038ac9e7a062acf1b7 commit 0f941203ac513f5ed3cf30038ac9e7a062acf1b7 Author: Doug Moore <dougm@FreeBSD.org> AuthorDate: 2025-05-20 07:11:40 +0000 Commit: Doug Moore <dougm@FreeBSD.org> CommitDate: 2025-05-20 07:14:49 +0000 vm_page: drop mpred from grab_valid_iter() Variable mpred in vm_page_grab_valid_iter() has become a write-only variable. Drop it. Reviewed by: kib Differential Revision: https://reviews.freebsd.org/D50424 --- sys/vm/vm_page.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/sys/vm/vm_page.c b/sys/vm/vm_page.c index ea6fbdbc6386..85a39aa8c22e 100644 --- a/sys/vm/vm_page.c +++ b/sys/vm/vm_page.c @@ -4880,7 +4880,7 @@ int vm_page_grab_valid_iter(vm_page_t *mp, vm_object_t object, vm_pindex_t pindex, int allocflags, struct pctrie_iter *pages) { - vm_page_t m, mpred; + vm_page_t m; vm_page_t ma[VM_INITIAL_PAGEIN]; int after, i, pflags, rv; @@ -4924,7 +4924,6 @@ retrylookup: *mp = NULL; return (VM_PAGER_FAIL); } else { - mpred = vm_radix_iter_lookup_lt(pages, pindex); m = vm_page_alloc_iter(object, pindex, pflags, pages); if (m == NULL) { if (!vm_pager_can_alloc_page(object, pindex)) { @@ -4941,7 +4940,7 @@ retrylookup: after = MIN(after, VM_INITIAL_PAGEIN); after = MIN(after, allocflags >> VM_ALLOC_COUNT_SHIFT); after = MAX(after, 1); - ma[0] = mpred = m; + ma[0] = m; pctrie_iter_reset(pages); for (i = 1; i < after; i++) { m = vm_radix_iter_lookup(pages, pindex + i); @@ -4952,7 +4951,6 @@ retrylookup: break; } else if (vm_page_any_valid(m) || !vm_page_tryxbusy(m)) break; - mpred = ma[i] = m; } after = i; vm_object_pip_add(object, after);
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