1CHECK_PATTERN(9)          Internal Functions Provided         CHECK_PATTERN(9)
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NAME

6       check_pattern - [GENERIC] check if a pattern is in the buffer
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SYNOPSIS

9       int check_pattern(uint8_t * buf, int len, int paglen,
10                         struct nand_bbt_descr * td);
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ARGUMENTS

13       buf
14           the buffer to search
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16       len
17           the length of buffer to search
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19       paglen
20           the pagelength
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22       td
23           search pattern descriptor
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DESCRIPTION

26       Check for a pattern at the given place. Used to search bad block tables
27       and good / bad block identifiers. If the SCAN_EMPTY option is set then
28       check, if all bytes except the pattern area contain 0xff.
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AUTHOR

31       Thomas Gleixner <tglx@linutronix.de>
32           Author.
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35Kernel Hackers Manual 3.10         June 2019                  CHECK_PATTERN(9)
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