On 1/14/20 10:25 AM, Gerd Hoffmann wrote:
Call find_prio("HALT") only once, on first is_bootprio_strict() call.
Store the result in a variable and reuse it on subsequent calls.
Signed-off-by: Gerd Hoffmann <[email protected]>
Reviewed-by: Philippe Mathieu-Daudé <[email protected]>
---
src/boot.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/src/boot.c b/src/boot.c
index 5182ab426b9f..afeb36a3319a 100644
--- a/src/boot.c
+++ b/src/boot.c
@@ -297,7 +297,11 @@ find_prio(const char *glob)
u8 is_bootprio_strict(void)
{
- return find_prio("HALT") >= 0;
+ static int prio_halt = -2;
+
+ if (prio_halt == -2)
+ prio_halt = find_prio("HALT");
+ return prio_halt >= 0;
}
int bootprio_find_pci_device(struct pci_device *pci)
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