swsusp_check(9)

💖 swsusp_check(9) 💖

okay so bestie, welcome to the Kernel API Manual ✨ — this one's a lil function called swsusp_check, and honestly? she's the vibe check before the actual hibernation party even starts. 👑

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🌸 NAME 🌸

swsusp_check — literally opens the resume device and checks for the swsusp signature. that's it, that's the whole job. 🎀

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🦋 SYNOPSIS 🦋

int swsusp_check (bool exclusive );

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✨ ARGUMENTS ✨

• exclusive — open the resume device exclusively. like, no sharing, she's taken. 🔒

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💅 RETURN 💅

Returns 0 if a valid image is found, and a negative error code otherwise. so: zero = slay, negative = not slay 😭

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🌈 SEE ALSO 🌈

Kernel file ./kernel/power/swap.c — and her besties swsusp_write(9), swsusp_read(9), swsusp_close(9), swsusp_unmark(9). the whole squad, fr fr 🫶

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ngl, this page is short but she ate. check the signature, don't skip the vibe check, periodt. 💀✨

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and that's the whole page, bestie — brought to you from ./kernel/power, dated October 2026, straight outta the Kernel API Manual. mwah 💋🧚💜