1DISK_EXPAND_PART_TBL(9)          Block Devices         DISK_EXPAND_PART_TBL(9)
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NAME

6       disk_expand_part_tbl - expand disk->part_tbl
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SYNOPSIS

9       int disk_expand_part_tbl(struct gendisk * disk, int partno);
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ARGUMENTS

12       disk
13           disk to expand part_tbl for
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15       partno
16           expand such that this partno can fit in
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DESCRIPTION

19       Expand disk->part_tbl such that partno can fit in. disk->part_tbl uses
20       RCU to allow unlocked dereferencing for stats and other stuff.
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LOCKING

23       Matching bd_mutex locked, might sleep.
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RETURNS

26       0 on success, -errno on failure.
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29Kernel Hackers Manual 3.10         June 2019           DISK_EXPAND_PART_TBL(9)
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