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| author | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-07-28 02:55:27 +0200 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-08-21 20:47:25 +0200 |
| commit | 74838b75379a53678ffc5f59de86161d21e2c808 (patch) | |
| tree | 432322ae10e8f72dbda8745492a6cc35a32c6193 /include | |
| parent | xen/swiotlb: With more than 4GB on 64-bit, disable the native SWIOTLB. (diff) | |
| download | linux-74838b75379a53678ffc5f59de86161d21e2c808.tar.xz linux-74838b75379a53678ffc5f59de86161d21e2c808.zip | |
swiotlb: add the late swiotlb initialization function with iotlb memory
This enables the caller to initialize swiotlb with its own iotlb
memory late in the bootup.
See git commit eb605a5754d050a25a9f00d718fb173f24c486ef
"swiotlb: add swiotlb_tbl_map_single library function" which will
explain the full details of what it can be used for.
CC: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
[v1: Fold in smatch warning]
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/swiotlb.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h index e872526fdc5f..8d08b3ed406d 100644 --- a/include/linux/swiotlb.h +++ b/include/linux/swiotlb.h @@ -25,6 +25,7 @@ extern int swiotlb_force; extern void swiotlb_init(int verbose); extern void swiotlb_init_with_tbl(char *tlb, unsigned long nslabs, int verbose); extern unsigned long swiotlb_nr_tbl(void); +extern int swiotlb_late_init_with_tbl(char *tlb, unsigned long nslabs); /* * Enumeration for sync targets |