From 536f8eca186e0328480555f26f5aad8f9ad900b3 Mon Sep 17 00:00:00 2001
From: Oscar Smith <oscardssmith@gmail.com>
Date: Wed, 16 Oct 2024 13:18:37 -0400
Subject: [PATCH] allow `reinit! to bypass precisfresh`

---
 src/common.jl | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/common.jl b/src/common.jl
index eb1adacd..379b54a2 100644
--- a/src/common.jl
+++ b/src/common.jl
@@ -217,12 +217,15 @@ function SciMLBase.reinit!(cache::LinearCache;
                            b = cache.b,
                            u = cache.u,
                            p = nothing,
-                           reinit_cache = false,)
+                           reinit_cache = false,
+                           reuse_precs = false)
     (; alg, cacheval, abstol, reltol, maxiters, verbose, assumptions, sensealg) = cache
 
 
-    isfresh = isnothing(A)
-    precsisfresh =  isfresh || isnothing(p)
+    isfresh = !isnothing(A)
+    precsisfresh = reuse_precs || isfresh || !isnothing(p)
+    isfresh |= cache.isfresh
+    precsisfresh |= cache.precsisfresh
 
     A = isnothing(A) ? cache.A : A
     b = isnothing(b) ? cache.b : b