1GENERIC_FILE_AIO_REA(9) Memory Management in Linux GENERIC_FILE_AIO_REA(9)
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6 generic_file_aio_read - generic filesystem read routine
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9 ssize_t generic_file_aio_read(struct kiocb * iocb,
10 const struct iovec * iov,
11 unsigned long nr_segs, loff_t pos);
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14 iocb
15 kernel I/O control block
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17 iov
18 io vector request
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20 nr_segs
21 number of segments in the iovec
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23 pos
24 current file position
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27 This is the “read” routine for all filesystems that can use the page
28 cache directly.
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31Kernel Hackers Manual 3.10 June 2019 GENERIC_FILE_AIO_REA(9)