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| author | Rusty Russell <rusty@rustcorp.com.au> | 2007-10-22 11:03:35 +1000 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2007-10-23 15:49:53 +1000 |
| commit | c18acd73ffc209def08003a1927473096f66c5ad (patch) | |
| tree | dd8e292ac8ca90b061b7e37ad6947231ced566e3 /arch | |
| parent | ee3db0f2b6053b65f3b70253f5f810d9a3d67b28 (diff) | |
Allow guest to specify syscall vector to use.
(Based on Ron Minnich's LGUEST_PLAN9_SYSCALL patch).
This patch allows Guests to specify what system call vector they want,
and we try to reserve it. We only allow one non-Linux system call
vector, to try to avoid DoS on the Host.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/lguest/boot.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c index 1040f9b2f997..3a06b51c98ad 100644 --- a/arch/x86/lguest/boot.c +++ b/arch/x86/lguest/boot.c @@ -87,6 +87,7 @@ struct lguest_data lguest_data = { .noirq_start = (u32)lguest_noirq_start, .noirq_end = (u32)lguest_noirq_end, .blocked_interrupts = { 1 }, /* Block timer interrupts */ + .syscall_vec = SYSCALL_VECTOR, }; static cycle_t clock_base; |