From: Simon Glass <sjg@chromium.org> For now we only support dropping non-global bootmeths from the iteration. Update first_glob_method in that case and add a few checks that things are correct. Signed-off-by: Simon Glass <sjg@chromium.org> --- boot/bootflow.c | 6 ++++++ test/boot/bootflow.c | 8 ++++++++ 2 files changed, 14 insertions(+) diff --git a/boot/bootflow.c b/boot/bootflow.c index 4e646202f3d..efe8aea765d 100644 --- a/boot/bootflow.c +++ b/boot/bootflow.c @@ -167,11 +167,17 @@ int bootflow_iter_drop_bootmeth(struct bootflow_iter *iter, iter->method_order[iter->cur_method] != bmeth) return -EINVAL; + log_debug("Dropping bootmeth '%s'\n", bmeth->name); + memmove(&iter->method_order[iter->cur_method], &iter->method_order[iter->cur_method + 1], (iter->num_methods - iter->cur_method - 1) * sizeof(void *)); iter->num_methods--; + if (iter->first_glob_method > 0) { + iter->first_glob_method--; + log_debug("first_glob_method %d\n", iter->first_glob_method); + } return 0; } diff --git a/test/boot/bootflow.c b/test/boot/bootflow.c index 69a965dfa4b..7748a5ad534 100644 --- a/test/boot/bootflow.c +++ b/test/boot/bootflow.c @@ -521,7 +521,11 @@ static int bootflow_iter_disable(struct unit_test_state *uts) /* Try to boot the bootmgr flow, which will fail */ console_record_reset_enable(); ut_assertok(bootflow_scan_first(NULL, NULL, &iter, 0, &bflow)); + + /* at this point the global bootmeths are stranded above num_methods */ ut_asserteq(4, iter.num_methods); + ut_assert(!iter.doing_global); + ut_asserteq(4, iter.first_glob_method); ut_asserteq_str("sandbox", iter.method->name); ut_assertok(inject_response(uts)); ut_asserteq(-ENOTSUPP, bootflow_run_boot(&iter, &bflow)); @@ -531,9 +535,13 @@ static int bootflow_iter_disable(struct unit_test_state *uts) /* Check that the sandbox bootmeth has been removed */ ut_asserteq(3, iter.num_methods); + for (i = 0; i < iter.num_methods; i++) ut_assert(strcmp("sandbox", iter.method_order[i]->name)); + /* the first global bootmeth is now down one place in the list */ + ut_asserteq(3, iter.first_glob_method); + return 0; } BOOTSTD_TEST(bootflow_iter_disable, UTF_DM | UTF_SCAN_FDT | UTF_CONSOLE); -- 2.43.0