fs/dlm/midcomms.h

File Facts

System

Linux kernel

Corpus path

fs/dlm/midcomms.h

Extension

.h

Size

1764 bytes

Lines

43

Domain

Core OS

Bucket

VFS And Filesystem Core

Inferred role

Core OS: implementation source

Status

source implementation candidate

Why This File Exists

Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

• Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.
• Defines or uses C structs; map object ownership, embedded links, reference counts, and lock ownership.

Dependency Surface

• No C-style include directives detected by the generator.

Detected Declarations

• struct midcomms_node

Annotated Snippet

#ifndef __MIDCOMMS_DOT_H__
#define __MIDCOMMS_DOT_H__

struct midcomms_node;

int dlm_validate_incoming_buffer(int nodeid, unsigned char *buf, int len);
int dlm_process_incoming_buffer(int nodeid, unsigned char *buf, int buflen);
struct dlm_mhandle *dlm_midcomms_get_mhandle(int nodeid, int len, char **ppc);
void dlm_midcomms_commit_mhandle(struct dlm_mhandle *mh, const void *name,
				 int namelen);
int dlm_midcomms_addr(int nodeid, struct sockaddr_storage *addr);
void dlm_midcomms_version_wait(void);
int dlm_midcomms_close(int nodeid);
int dlm_midcomms_start(void);
void dlm_midcomms_stop(void);
void dlm_midcomms_init(void);
void dlm_midcomms_exit(void);
void dlm_midcomms_shutdown(void);
void dlm_midcomms_add_member(int nodeid);
void dlm_midcomms_remove_member(int nodeid);
void dlm_midcomms_unack_msg_resend(int nodeid);
const char *dlm_midcomms_state(struct midcomms_node *node);
unsigned long dlm_midcomms_flags(struct midcomms_node *node);
int dlm_midcomms_send_queue_cnt(struct midcomms_node *node);
uint32_t dlm_midcomms_version(struct midcomms_node *node);
int dlm_midcomms_rawmsg_send(struct midcomms_node *node, void *buf,
			     int buflen);
struct kmem_cache *dlm_midcomms_cache_create(void);

#endif				/* __MIDCOMMS_DOT_H__ */

Annotation

• Detected declarations: `struct midcomms_node`.
• Atlas domain: Core OS / VFS And Filesystem Core.
• Implementation status: source implementation candidate.

Implementation Notes

• This generated page is the file-by-file coverage layer; curated subsystem chapters should link here when they synthesize a multi-file control flow.
• Core OS pages should be promoted from atlas-only to deep-reviewed when they explain data structures, invariants, locking, lifecycle, and C implementation snippets.
• Driver-family pages are intentionally pattern-oriented unless they are part of the selected PCIe/NVMe representative device path.