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ib_srpt, iscsi-scst: Port to Linux kernel v5.8

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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@9060 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2020-07-25 14:09:23 +00:00
parent 64276e3dfb
commit 8a22ef6289
7 changed files with 75 additions and 10 deletions
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scst/src/dev_handlers/scst_user.c
+7
View File
@@ -1262,10 +1262,17 @@ static int dev_user_map_buf(struct scst_user_cmd *ucmd, unsigned long ubuff,
ucmd->num_data_pages, (int)(ubuff & ~PAGE_MASK),
(ucmd->cmd != NULL) ? ucmd->cmd->bufflen : -1);
#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0)
down_read(&tsk->mm->mmap_sem);
rc = get_user_pages(ubuff, ucmd->num_data_pages, FOLL_WRITE,
ucmd->data_pages, NULL);
up_read(&tsk->mm->mmap_sem);
#else
mmap_read_lock(tsk->mm);
rc = get_user_pages(ubuff, ucmd->num_data_pages, FOLL_WRITE,
ucmd->data_pages, NULL);
mmap_read_unlock(tsk->mm);
#endif
/* get_user_pages() flushes dcache */
scst/src/dev_handlers/scst_vdisk.c
+3 -1
View File
@@ -485,8 +485,10 @@ static int vdisk_blockio_flush(struct block_device *bdev, gfp_t gfp_mask,
res = blkdev_issue_flush(bdev, NULL);
#elif LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 37)
res = blkdev_issue_flush(bdev, gfp_mask, NULL, BLKDEV_IFL_WAIT);
#else
#elif LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0)
res = blkdev_issue_flush(bdev, gfp_mask, NULL);
#else
res = blkdev_issue_flush(bdev, gfp_mask);
#endif
}