hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

lightnvm: pblk: use right flag for GC allocation 

The data buffer for the GC path allocates virtual memory through
vmalloc. When this change was introduced, a flag signaling kmalloc'ed
memory was wrongly introduced. Use the right flag when creating a bio
from this buffer.

Fixes: de54e703a4 ("lightnvm: pblk: use vmalloc for GC data buffer")
Signed-off-by: Javier González <javier@cnexlabs.com>
Signed-off-by: Matias Bjørling <m@bjorling.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Javier González 2017-10-13 14:46:02 +02:00 committed by Jens Axboe
parent a1121176ff
commit 7d327a9ed6
1 changed files with 5 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/lightnvm/pblk-read.c
View File

@ -499,7 +499,7 @@ int pblk_submit_read_gc(struct pblk *pblk, u64 *lba_list, void *data,
data_len = (*secs_to_gc) * geo->sec_size;
bio = pblk_bio_map_addr(pblk, data, *secs_to_gc, data_len,
PBLK_KMALLOC_META, GFP_KERNEL);
PBLK_VMALLOC_META, GFP_KERNEL);
if (IS_ERR(bio)) {
pr_err("pblk: could not allocate GC bio (%lu)\n", PTR_ERR(bio));
goto err_free_dma;
@ -519,7 +519,7 @@ int pblk_submit_read_gc(struct pblk *pblk, u64 *lba_list, void *data,
if (ret) {
bio_endio(bio);
pr_err("pblk: GC read request failed\n");
goto err_free_dma;
goto err_free_bio;
}
if (!wait_for_completion_io_timeout(&wait,
@ -541,10 +541,13 @@ int pblk_submit_read_gc(struct pblk *pblk, u64 *lba_list, void *data,
atomic_long_sub(*secs_to_gc, &pblk->inflight_reads);
#endif
bio_put(bio);
out:
nvm_dev_dma_free(dev->parent, rqd.meta_list, rqd.dma_meta_list);
return NVM_IO_OK;
err_free_bio:
bio_put(bio);
err_free_dma:
nvm_dev_dma_free(dev->parent, rqd.meta_list, rqd.dma_meta_list);
return NVM_IO_ERR;