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| author | Frans Kaashoek <[email protected]> | 2019-07-23 07:30:23 -0400 |
|---|---|---|
| committer | Frans Kaashoek <[email protected]> | 2019-07-23 07:30:23 -0400 |
| commit | b8a31c494cb535d9eb3e4c1971c4c9020c27c239 (patch) | |
| tree | 37e0194f63d716661201c1d8b5ef3f2d7b2e0f3a /kernel/trap.c | |
| parent | 6c78af4a577aa88cc499ea777556a4a16dd4a7fe (diff) | |
| download | xv6-labs-b8a31c494cb535d9eb3e4c1971c4c9020c27c239.tar.gz xv6-labs-b8a31c494cb535d9eb3e4c1971c4c9020c27c239.tar.bz2 xv6-labs-b8a31c494cb535d9eb3e4c1971c4c9020c27c239.zip | |
one more TRAMPOLINE
Diffstat (limited to 'kernel/trap.c')
| -rw-r--r-- | kernel/trap.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trap.c b/kernel/trap.c index ea5799f..1af7c00 100644 --- a/kernel/trap.c +++ b/kernel/trap.c @@ -123,7 +123,7 @@ usertrapret(void) // jump to trampoline.S at the top of memory, which // switches to the user page table, restores user registers, // and switches to user mode with sret. - ((void (*)(uint64,uint64))TRAMPOLINE)(TRAMPOLINE - PGSIZE, satp); + ((void (*)(uint64,uint64))TRAMPOLINE)(TRAPFRAME, satp); } // interrupts and exceptions from kernel code go here via kernelvec, |