diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-04-28 07:17:03 +0200 |
|---|---|---|
| committer | Borislav Petkov <bp@suse.de> | 2020-04-28 11:05:44 +0200 |
| commit | 767dea211cd0c68d8116d8c3b5104e82454fb44b (patch) | |
| tree | 5a343dac82040e6c5c17d523a1b233fbd624f04f /arch/x86/kernel/tboot.c | |
| parent | 694cfd87b0c8a48af2f1afb225563571c0b975c4 (diff) | |
x86/tboot: Mark tboot static
This structure is only really used in tboot.c. The only exception
is a single tboot_enabled check, but for that we don't need an inline
function.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20200428051703.1625952-1-hch@lst.de
Diffstat (limited to 'arch/x86/kernel/tboot.c')
| -rw-r--r-- | arch/x86/kernel/tboot.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/x86/kernel/tboot.c b/arch/x86/kernel/tboot.c index b89f6ac6a0c0..b2942b2dbfcf 100644 --- a/arch/x86/kernel/tboot.c +++ b/arch/x86/kernel/tboot.c @@ -35,8 +35,7 @@ #include "../realmode/rm/wakeup.h" /* Global pointer to shared data; NULL means no measured launch. */ -struct tboot *tboot __read_mostly; -EXPORT_SYMBOL(tboot); +static struct tboot *tboot __read_mostly; /* timeout for APs (in secs) to enter wait-for-SIPI state during shutdown */ #define AP_WAIT_TIMEOUT 1 @@ -46,6 +45,11 @@ EXPORT_SYMBOL(tboot); static u8 tboot_uuid[16] __initdata = TBOOT_UUID; +bool tboot_enabled(void) +{ + return tboot != NULL; +} + void __init tboot_probe(void) { /* Look for valid page-aligned address for shared page. */ |