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Commit 277c5f27 authored by Nicholas Bellinger's avatar Nicholas Bellinger
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target: Convert to DIV_ROUND_UP_SECTOR_T usage for sectors / dev_max_sectors 



This patch adds the new macro usage of include/linux/kernel.h:DIV_ROUND_UP_SECTOR_T
for the new DIV_ROUND_UP_ULL() usage for 32-bit architectures with unsigned long long
sector_t division in transport_allocate_data_tasks() usage for target_core_mod v4.1

Reported-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarNicholas A. Bellinger <nab@linux-iscsi.org>
parent 36a26c69

drivers/target/target_core_transport.c

+3 −4
Original line number Diff line number Diff line
@@ -4052,16 +4052,15 @@ static int transport_allocate_data_tasks( 
	struct se_task *task;

	struct se_device *dev = cmd->se_dev;

	unsigned long flags;

	sector_t sectors;

	int task_count, i, ret;

	sector_t dev_max_sectors = dev->se_sub_dev->se_dev_attrib.max_sectors;

	sector_t sectors, dev_max_sectors = dev->se_sub_dev->se_dev_attrib.max_sectors;

	u32 sector_size = dev->se_sub_dev->se_dev_attrib.block_size;

	struct scatterlist *sg;

	struct scatterlist *cmd_sg;



	WARN_ON(cmd->data_length % sector_size);

	sectors = DIV_ROUND_UP(cmd->data_length, sector_size);

	task_count = DIV_ROUND_UP(sectors, dev_max_sectors);

	task_count = DIV_ROUND_UP_SECTOR_T(sectors, dev_max_sectors);

	

	cmd_sg = sgl;

	for (i = 0; i < task_count; i++) {