STRUCT DCW_INTRG_DATA(9)

💖 struct dcw_intrg_data(9) — Interrogate DCW data 💖

okay so bestie, this is the Kernel API Manual page for struct dcw_intrg_data(9) — literally the Interrogate DCW data struct. it’s giving kernel-struct main character energy, and we’re gonna go through every member like it’s a group-chat recap. no skipping, no cap. 💅✨

✨ NAME ✨

struct dcw_intrg_data — Interrogate DCW data

🦋 SYNOPSIS 🦋

struct dcw_intrg_data {
    u32 format:8;
    u32 rc:8;
    u32 rcq:8;
    u32 lpm:8;
    u32 pam:8;
    u32 pim:8;
    u32 timeout:16;
    u32 flags:8;
    u32 :24;
    u32 :32;
    u64 time;
    u64 prog_id;
    u8 prog_data[];
};

🎀 Members 🎀

• format — Format. Should be DCW_INTRG_FORMAT_DEFAULT. slay, keep it default bestie 💖
• rc — Reason Code. Can be one of DCW_INTRG_RC_UNSPECIFIED, DCW_INTRG_RC_TIMEOUT.
• rcq — Reason Code Qualifier. Can be one of DCW_INTRG_RCQ_UNSPECIFIED, DCW_INTRG_RCQ_PRIMARY, DCW_INTRG_RCQ_SECONDARY.
• lpm — Logical-Path Mask. iconic little mask moment 🎀
• pam — Path-Available Mask.
• pim — Path-Installed Mask.
• timeout — Timeout.
• flags — Flags. Can be an arithmetic OR of DCW_INTRG_FLAGS_MPM, DCW_INTRG_FLAGS_PPR, DCW_INTRG_FLAGS_CRIT.
• time — Time.
• prog_id — Program Identifier.
• prog_data — Program-Dependent Data.

🔥 SEE ALSO 🔥

• Kernel file ./arch/s390/include/asm/fcx.h
• struct tcw(9)
• struct tidaw(9)
• struct tsa_iostat(9)
• struct tsa_intrg(9)
• struct tsb(9)
• struct dcw(9)
• struct tccb_tcah(9)
• struct tccb_tcat(9)
• struct tccb(9)

and that’s the whole vibe, bestie 🫶 this page’s source/version bit is ./arch/s390/include/asm, dated October 2026, and the header title is struct dcw_intrg_data(9). byeee 💖✨