PMEM2_MAP_GET_STORE_GRANULARITY(3)

💖 pmem2_map_get_store_granularity() — bestie edition 💖

okay so this one lives in the PMDK Programmer's Manual, and it's a lil function that reads the effective mapping granularity. yes. that's the whole job. she's tiny, she's powerful, she's iconic. ✨

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🌸 NAME 🌸

pmem2_map_get_store_granularity() — reads effective mapping granularity

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🎀 SYNOPSIS 🎀

#include <libpmem2.h>

enum pmem2_granularity {
    PMEM2_GRANULARITY_BYTE,
    PMEM2_GRANULARITY_CACHE_LINE,
    PMEM2_GRANULARITY_PAGE,
};
enum pmem2_granularity pmem2_map_get_store_granularity(struct pmem2_map *map);

like. look at her. so clean. 💅

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🦋 DESCRIPTION 🦋

The pmem2_map_get_store_granularity() function reads the granularity of the created mapping, fr fr.

The map parameter points to the structure describing a mapping that was created using the pmem2_map_new(3) function. so like, if you didn't make your map with that, bestie, we're not talking about you. 🙈

The concept of the granularity is described in libpmem2(7) — go read it, it's giving required reading. 📚

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🌈 RETURN VALUE 🌈

The pmem2_map_get_store_granularity() function returns a granularity of the mapped area. that's it. that's the tea. 👑

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⭐ SEE ALSO ⭐

• pmem2_map_new(3)
• libpmem2(7)
• <https://pmem.io>

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💀 no cap: this is the PMDK Programmer's Manual, dated 2025-07-24, and that's the whole page. you ate. go map something. 🫶🌸💜