netfs_read_subreq_progress(9)

💖 NAME 💖

okay so netfs_read_subreq_progress(9) — from the Kernel API Manual — is literally about: Note progress of a read operation. that's the vibe check, bestie. no cap. ✨

🦋 SYNOPSIS 🦋

void netfs_read_subreq_progress (struct netfs_io_subrequest *subreq );

🎀 ARGUMENTS 🎀

• subreq — the read request that has terminated. yes, terminated 😭 that's the one.

🌸 DESCRIPTION 🌸

okay so this is the part where it gets iconic: this tells the read side of netfs lib that a contributory I/O operation has made some progress, and that it may be possible to unlock some folios. 🔓✨

Before calling, the filesystem should update subreq->transferred to track the amount of data copied into the output buffer. do not forget this, bestie, it's giving important 🫶💅

🔥 SEE ALSO 🔥

• Kernel file ./fs/netfs/read_collect.c
• netfs_read_subreq_terminated(9)

okay that's the whole page!! source/version situation: ./fs/netfs, dated October 2026, and titled netfs_read_subreq_progress(9) — mwah 💋🫶