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-rw-r--r--sys/kern/sys_process.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/kern/sys_process.c b/sys/kern/sys_process.c
index b8803af..88a5b89 100644
--- a/sys/kern/sys_process.c
+++ b/sys/kern/sys_process.c
@@ -327,6 +327,10 @@ proc_rwmem(struct proc *p, struct uio *uio)
*/
error = uiomove_fromphys(&m, page_offset, len, uio);
+ /* Make the I-cache coherent for breakpoints. */
+ if (!error && writing && (out_prot & VM_PROT_EXECUTE))
+ vm_sync_icache(map, uva, len);
+
/*
* Release the page.
*/
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