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authorJohn Baldwin <jhb@FreeBSD.org>2026-03-26 17:09:59 +0000
committerJohn Baldwin <jhb@FreeBSD.org>2026-05-27 13:43:40 +0000
commit860aaecf1bb659d8cc6023aaa2d27273823faa75 (patch)
treebe694b78f526933562db5b117632cb4c4bf74f16
parentd01e5afbbf9bc879e570f59dddc147c0efa8b990 (diff)
amd64: Don't set an initial FPU state save size
This used to be needed to initialize the pcb pointer when the pcb was allocated on the kstack. Reviewed by: kib Sponsored by: AFRL, DARPA Pull Request: https://ron-dev.freebsd.org/FreeBSD/src/pulls/23
-rw-r--r--sys/amd64/amd64/machdep.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/sys/amd64/amd64/machdep.c b/sys/amd64/amd64/machdep.c
index e338db372df3..20c4be7880ff 100644
--- a/sys/amd64/amd64/machdep.c
+++ b/sys/amd64/amd64/machdep.c
@@ -1521,7 +1521,6 @@ hammer_time(u_int64_t modulep, u_int64_t physfree)
* We initialize the PCB pointer early so that exception
* handlers will work.
*/
- cpu_max_ext_state_size = sizeof(struct savefpu);
set_top_of_stack_td(&thread0);
thread0.td_pcb = get_pcb_td(&thread0);