intel_th_msc_window_unlock(9)

💫 intel_th_msc_window_unlock (9) 💫

okay so this is a page from the Kernel API Manual, and bestie, we're talking about intel_th_msc_window_unlock — the little function whose whole entire job is to put the window back in rotation. that's it. that's the vibe. 🎀

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✨ NAME ✨

intel_th_msc_window_unlock — put the window back in rotation 🔄

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🌸 SYNOPSIS 🌸

void intel_th_msc_window_unlock (struct device *dev , struct sg_table
*sgt );

like, it returns void. nothing comes back. it just does the thing and leaves. main character energy honestly 💅

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🦋 ARGUMENTS 🦋

• dev — the MSC device to which this relates. literally the device this whole situation is about 🫶
• sgt — the buffer's sg_table for the window. and listen: it does nothing if this is NULL. so if you hand it a NULL you get zero action, no drama, no error, just vibes and silence 🙈

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👑 SEE ALSO 👑

okay this is the friend group, the whole squad, the entire roster — no cap, here's everyone in the Kernel file ./drivers/hwtracing/intel_th/msu.c:

• struct msc_window(9)
• struct msc_iter(9)
• struct msc(9)
• struct msu_buffer_entry(9)
• msc_is_last_win(9)
• msc_next_window(9)
• msc_find_window(9)
• msc_oldest_window(9)
• msc_win_oldest_sg(9)
• msc_buffer_iterate(9)
• msc_buffer_clear_hw_header(9)
• msc_configure(9)
• msc_disable(9)
• msc_buffer_contig_alloc(9)
• msc_buffer_contig_free(9)
• msc_buffer_contig_get_page(9)
• msc_buffer_win_alloc(9)
• msc_buffer_win_free(9)
• msc_buffer_relink(9)
• msc_buffer_free(9)
• msc_buffer_alloc(9)
• msc_buffer_unlocked_free_unless_used(9)
• msc_buffer_free_unless_used(9)
• msc_buffer_get_page(9)
• struct msc_win_to_user_struct(9)
• msc_win_to_user(9)

like... that's a lot of friends and every single one of them is iconic in their own way 💖

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lowkey a reminder: sgt being NULL means this call is a no-op — nothing happens, nothing breaks, it just quietly minds its own business. 🌈

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and that's the whole page, bestie!! this one came out of ./drivers/hwtracing/intel_th, dated October 2026, in the Kernel API Manual — mwah, go read some source code, ily, bye 💜✨🧚