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efi_loader: notify when ExitBootServices is invoked

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All events of type EVT_SIGNAL_EXIT_BOOT_SERVICES have to be
notified when ExitBootServices is invoked.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Heinrich Schuchardt 2017-09-15 10:06:18 +02:00 • committed by Alexander Graf
parent 1835f6ea71
commit 152a263c86
1 changed files with 11 additions and 0 deletions
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11
lib/efi_loader/efi_boottime.c
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@ -900,8 +900,19 @@ static void efi_exit_caches(void)
static efi_status_t EFIAPI efi_exit_boot_services(void *image_handle,
unsigned long map_key)
{
int i;
EFI_ENTRY("%p, %ld", image_handle, map_key);
/* Notify that ExitBootServices is invoked. */
for (i = 0; i < ARRAY_SIZE(efi_events); ++i) {
if (efi_events[i].type != EVT_SIGNAL_EXIT_BOOT_SERVICES)
continue;
efi_signal_event(&efi_events[i]);
}
/* Make sure that notification functions are not called anymore */
efi_tpl = TPL_HIGH_LEVEL;
board_quiesce_devices();
/* Fix up caches for EFI payloads if necessary */