dm_test_ism_...wraps_around(9)

💅 dm_test_ism_...wraps_around(9) — Kernel API Manual 🎀

okay so bestie, welcome to the Kernel API Manual, grab a lil snack because this one's a single test and it absolutely ate ✨

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🌸 NAME 🌸

dm_test_ism_insert_record_wraps_around — literally the test that proves an out-of-bounds index wraps all the way around to slot 0 💫 no cap, that's the whole vibe.

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🦋 SYNOPSIS 🦋

void dm_test_ism_insert_record_wraps_around (struct kunit *test );

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✨ ARGUMENTS ✨

• test — the KUnit test context 🧚 she's the main character here, the lil container that holds all the test state and keeps things cute and organized.

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👑 SEE ALSO 👑

First things first, the icon herself — the kernel file this test lives in:

• Kernel file: ./drivers/gpu/drm/amd/display/amdgpu_dm/tests/amdgpu_dm_ism_test.c

and then the whole friend group, the entire test squad, all twenty of them, no one left out fr fr:

• dm_test_ism_idle_delay_entry_count_exceeds_history_size(9)
• dm_test_ism_init_sets_initial_state(9)
• dm_test_ism_fini_after_init(9)
• dm_test_ism_set_last_idle_ts_updates_timestamp(9)
• dm_test_ism_insert_record_basic(9)
• dm_test_ism_trigger_event_valid_transition(9)
• dm_test_ism_trigger_event_invalid_transition(9)
• dm_test_dispatch_next_event_hyst_wait_no_delay(9)
• dm_test_dispatch_next_event_hyst_wait_with_delay(9)
• dm_test_dispatch_next_event_opt_idle_no_sso_delay(9)
• dm_test_dispatch_next_event_opt_idle_with_sso_delay(9)
• dm_test_dispatch_next_event_timer_aborted(9)
• dm_test_dispatch_next_event_no_action_state(9)
• dm_test_ism_commit_event_no_state(9)
• dm_test_ism_commit_event_cursor_transition(9)
• dm_test_ism_commit_event_invalid_event(9)
• dm_test_ism_force_full_power(9)
• dm_test_ism_disable_enable_cycle(9)
• dm_test_ism_dispatch_hysteresis_schedule_and_cancel(9)
• dm_test_ism_dispatch_optimized_idle_defers_sso(9)

bestie the way that list goes on… they really said "and the whole extended family" 😭🫶 go read them, they're all part of the same suite and they all slay in their own way 💜

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💀 quick note: this page is a 9 section page — that's the kernel API manual, so everything here is about kernel internals, not your everyday shell commands. iykyk.

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🌸 so yeah, that's the page! she's tiny but she's iconic. source/version is ./drivers/gpu/drm/amd/display/... and we're dated October 2026 — mwah, bye bestie, go wrap some indices around a buffer, love u 🔥💖🎀