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shared/efi-loader: add some debugging statements

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Should make it easier to figure out why some operations fail...
This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2019-12-06 11:55:20 +01:00
parent f2d9213fee
commit a97abb30e7
1 changed files with 7 additions and 4 deletions
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11
src/shared/efi-loader.c
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@ -562,17 +562,20 @@ int efi_loader_get_boot_usec(usec_t *firmware, usec_t *loader) {
r = read_usec(EFI_VENDOR_LOADER, "LoaderTimeInitUSec", &x);
if (r < 0)
return r;
return log_debug_errno(r, "Failed to read LoaderTimeInitUSec: %m");
r = read_usec(EFI_VENDOR_LOADER, "LoaderTimeExecUSec", &y);
if (r < 0)
return r;
return log_debug_errno(r, "Failed to read LoaderTimeExecUSec: %m");
if (y == 0 || y < x)
return -EIO;
return log_debug_errno(SYNTHETIC_ERRNO(EIO),
"Bad LoaderTimeInitUSec=%"PRIu64", LoaderTimeExecUSec=%" PRIu64"; refusing.",
x, y);
if (y > USEC_PER_HOUR)
return -EIO;
return log_debug_errno(SYNTHETIC_ERRNO(EIO),
"LoaderTimeExecUSec=%"PRIu64" too large, refusing.", x);
*firmware = x;
*loader = y;