Allocate seglists for the worst case object size

Fixes one case for #22

Allocate seglists for the worst case object size
Fixes one case for #22
620d3ea2 · Nils Goroll · 87944d21 · 620d3ea2
Unverified Commit 620d3ea2 authored Sep 19, 2023 by Nils Goroll
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Showing with 10 additions and 3 deletions

fellow_cache.c src/fellow_cache.c +10 -3

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--- a/src/fellow_cache.c
+++ b/src/fellow_cache.c
@@ -2186,9 +2186,16 @@ fellow_body_seglist_alloc(struct fellow_busy *fbo,
 	assert(fbo->sz_estimate > fbo->sz_returned);
-	sz = fbo->sz_estimate - fbo->sz_returned;
+	if (fbo->grown) {
-	sz >>= chunk_exponent;
+		sz = fbo->fc->tune->objsize_max - fbo->sz_dskalloc;
-	assert(sz <= UINT16_MAX);
+		sz >>= MIN_FELLOW_BITS;
+		sz++;
+	} else {
+		sz = fbo->sz_estimate - fbo->sz_returned;
+		sz >>= chunk_exponent;
+	}
+	if (sz > UINT16_MAX)
+		sz = UINT16_MAX;
 	ldsegs = (uint16_t)sz;
 	ldsegs++;