diff options
| author | Christoph Hellwig <hch@lst.de> | 2022-02-14 11:44:42 +0100 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2022-04-18 07:21:09 +0200 |
| commit | a2daa27c0c6137481226aee5b3136e453c642929 (patch) | |
| tree | bb69da8b22d3fc7a225f78facfa8ec8c13f20036 /drivers/xen | |
| parent | swiotlb: make swiotlb_exit a no-op if SWIOTLB_FORCE is set (diff) | |
| download | linux-a2daa27c0c6137481226aee5b3136e453c642929.tar.xz linux-a2daa27c0c6137481226aee5b3136e453c642929.zip | |
swiotlb: simplify swiotlb_max_segment
Remove the bogus Xen override that was usually larger than the actual
size and just calculate the value on demand. Note that
swiotlb_max_segment still doesn't make sense as an interface and should
eventually be removed.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Tested-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Diffstat (limited to 'drivers/xen')
| -rw-r--r-- | drivers/xen/swiotlb-xen.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index 47aebd98f52f..485cd06ed39e 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -202,7 +202,6 @@ retry: rc = swiotlb_late_init_with_tbl(start, nslabs); if (rc) return rc; - swiotlb_set_max_segment(PAGE_SIZE); return 0; error: if (nslabs > 1024 && repeat--) { @@ -254,7 +253,6 @@ retry: if (swiotlb_init_with_tbl(start, nslabs, true)) panic("Cannot allocate SWIOTLB buffer"); - swiotlb_set_max_segment(PAGE_SIZE); } #endif /* CONFIG_X86 */ |