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https://github.com/checkpoint-restore/criu
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69b3ebd002
The regfile's ID of a VMA is stored in its shmid field. And the file itself if sumped into regfiles.img image with 'special'-ly generated ID (i.e. -- just allocate a new unique one). Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
20 lines
434 B
C
20 lines
434 B
C
#ifndef FILE_IDS_H__
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#define FILE_IDS_H__
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#include "compiler.h"
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#include "types.h"
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#include "rbtree.h"
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#define FD_ID_INVALID (-1U)
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#define FD_PID_INVALID (-2U)
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#define MAKE_FD_GENID(dev, ino, pos) \
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(((u32)(dev) ^ (u32)(ino) ^ (u32)(pos)))
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struct fdinfo_entry;
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extern int fd_id_generate(pid_t pid, struct fdinfo_entry *fe);
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extern u32 fd_id_generate_special(void);
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extern void fd_id_show_tree(void);
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#endif /* FILE_IDS_H__ */
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