1GENERIC_PIPE_BUF_UNM(9)            pipes API           GENERIC_PIPE_BUF_UNM(9)
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NAME

6       generic_pipe_buf_unmap - unmap a previously mapped pipe buffer
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SYNOPSIS

9       void generic_pipe_buf_unmap(struct pipe_inode_info * pipe,
10                                   struct pipe_buffer * buf, void * map_data);
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ARGUMENTS

13       pipe
14           the pipe that the buffer belongs to
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16       buf
17           the buffer that should be unmapped
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19       map_data
20           the data that the mapping function returned
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DESCRIPTION

23       This function undoes the mapping that ->map provided.
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26Kernel Hackers Manual 2.6.         June 2019           GENERIC_PIPE_BUF_UNM(9)
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