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authorIan Moffett <ian@osmora.org>2025-11-19 22:55:11 -0500
committerIan Moffett <ian@osmora.org>2025-11-19 22:55:11 -0500
commit76974be4fe63929ca58e485a05bfa5279881f745 (patch)
tree4a9d50d624c7768f0d4b2a5ef0f2150d39b6bc9b /sys
parenta7e738f1c7d7a0eb183bc25db2e1a573706bb565 (diff)
kern/amd64: proc: Put stack on higher half if kernel
Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'sys')
-rw-r--r--sys/arch/amd64/os/os_process.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/sys/arch/amd64/os/os_process.c b/sys/arch/amd64/os/os_process.c
index 40b1026..21bdd86 100644
--- a/sys/arch/amd64/os/os_process.c
+++ b/sys/arch/amd64/os/os_process.c
@@ -95,5 +95,8 @@ mu_process_init(struct process *process, uintptr_t ip, int flags)
}
tf->rsp = ALIGN_DOWN(STACK_TOP + (PAGESIZE - 1), 16);
+ if (ISSET(flags, PROC_KERN)) {
+ tf->rsp += KERN_BASE;
+ }
return 0;
}