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Within the FreeBSD kernel, how to use socket to send UDP echo packets.
at the user level, it is easy to send packets using functions such as socket sendto. in the kernel layer, if you use skb to send packets, it always feels like writing from the underlying wheel.
within the BSD kernel, you should be able to send simple...
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How the FreeBSD kernel layer obtains the absolute path of the relative path submitted by the user layer when syscall occurs.
recently I was looking at the FreeBSD source code and found such a problem. for example, this function:
int
kern_openat(struct thread *td, int fd, char *path, enum uio_seg pathseg,
int flags, int mode)
char* path is the relative path when accept...
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The FreeBSD font is abnormal.
FreeBSD 11.1, installed wqy noto fonts are displayed as shown in the following figure, how to solve ...
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1e47dbc-44c78.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e47dbc-44c78.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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