From: Alan Cox <alan@linux.intel.com>
Date: Mon, 20 Aug 2018 23:02:16 +0000 (+0100)
Subject: bank32k: Handle high/low stubs
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=265ec1b9d708b64e6fd7428877a6c411c06c800f;p=FUZIX.git

bank32k: Handle high/low stubs

In 32K/32K mode we have stubs high and low so program_vectors is needed
if we shrink space too
---

diff --git a/Kernel/bank32k.c b/Kernel/bank32k.c
index a4fca37b..17ec0995 100644
--- a/Kernel/bank32k.c
+++ b/Kernel/bank32k.c
@@ -129,9 +129,13 @@ int pagemap_realloc(usize_t code, usize_t size, usize_t stack) {
 	if (want == have)
 		return 0;
 	if (have > want) {
+		/* Make a copy of the high vectors in the new low page */
 		pfree[pfptr++] = ptr[1];
 		ptr[1] = *ptr;
+		irq = __hard_di();
+		program_vectors(&udata.u_page);
 		udata.u_ptab->p_page = udata.u_page;
+		__hard_irqrestore(irq);
 		return 0;
 	}
 	/* If we are adding then just insert the new pages, keeping the common