__ptr_set_bit(9)

🌸 NAME 🌸

okay so this page is __ptr_set_bit from the Kernel API Manual, section 9 — and the vibe is literally right there in the name. __ptr_set_bit — set bit in a pointer's value. no cap, that's the whole main-character job. 💅

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✨ SYNOPSIS ✨

the synopsis is giving exactly this, bestie:

__ptr_set_bit (nr , addr );

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🎀 ARGUMENTS 🎀

• nr — the bit to set. like, the specific bit you're setting, iykyk. ✨
• addr — the address of the pointer variable. fr fr, that's where the pointer variable lives. 🫶

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💅 EXAMPLE 💅

obsessed with a tiny example, so here it is:

void *p = foo; __ptr_set_bit(bit, p);

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🔥 SEE ALSO 🔥

go peek at the kernel file ./include/linux/bitops.h and this whole iconic squad of pages:

• rol64(9), ror64(9), rol32(9), ror32(9), rol16(9), ror16(9), rol8(9), ror8(9), sign_extend32(9), sign_extend64(9), get_count_order_long(9), parity8(9), __ffs64(9), fns(9), assign_bit(9), __ptr_clear_bit(9), __ptr_test_bit(9)

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mwah 💋 — source/version: ./include/linux, dated October 2026. that's the whole page, bestie, bye! 🫶