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boot: only do random seed management for some entry types

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Similar to the previous commits, let's carefully condition random seed
management (which might be slow, and simply pointless for various entry
types) on the entry type.
This commit is contained in:
Lennart Poettering 2025-02-25 12:19:48 +01:00
parent 729f3c21c5
commit ae5e7f17d0
1 changed files with 5 additions and 1 deletions
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6
src/boot/boot.c
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@ -73,6 +73,9 @@ typedef enum LoaderType {
/* Whether to do boot attempt counting logic (only works if userspace can actually find the selected option later) */
#define LOADER_TYPE_BUMP_COUNTERS(t) IN_SET(t, LOADER_LINUX, LOADER_UKI, LOADER_TYPE2_UKI)
/* Whether to do random seed management (only we invoke Linux) */
#define LOADER_TYPE_PROCESS_RANDOM_SEED(t) IN_SET(t, LOADER_LINUX, LOADER_UKI, LOADER_TYPE2_UKI)
typedef struct BootEntry {
char16_t *id; /* The unique identifier for this entry (typically the filename of the file defining the entry, possibly suffixed with a profile id) */
char16_t *id_without_profile; /* same, but without any profile id suffixed */
@ -2966,7 +2969,8 @@ static EFI_STATUS run(EFI_HANDLE image) {
save_selected_entry(&config, entry);
/* Optionally, read a random seed off the ESP and pass it to the OS */
(void) process_random_seed(root_dir);
if (LOADER_TYPE_PROCESS_RANDOM_SEED(entry->type))
(void) process_random_seed(root_dir);
err = image_start(entry, root_dir, image);
if (err != EFI_SUCCESS)