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Searched refs:zstrm (Results 1 – 3 of 3) sorted by relevance

/OK3568_Linux_fs/kernel/drivers/block/zram/
H A Dzcomp.c34 static void zcomp_strm_free(struct zcomp_strm *zstrm) in zcomp_strm_free() argument
36 if (!IS_ERR_OR_NULL(zstrm->tfm)) in zcomp_strm_free()
37 crypto_free_comp(zstrm->tfm); in zcomp_strm_free()
38 free_pages((unsigned long)zstrm->buffer, 1); in zcomp_strm_free()
39 zstrm->tfm = NULL; in zcomp_strm_free()
40 zstrm->buffer = NULL; in zcomp_strm_free()
47 static int zcomp_strm_init(struct zcomp_strm *zstrm, struct zcomp *comp) in zcomp_strm_init() argument
49 zstrm->tfm = crypto_alloc_comp(comp->name, 0, 0); in zcomp_strm_init()
54 zstrm->buffer = (void *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, 1); in zcomp_strm_init()
55 if (IS_ERR_OR_NULL(zstrm->tfm) || !zstrm->buffer) { in zcomp_strm_init()
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H A Dzcomp.h36 int zcomp_compress(struct zcomp_strm *zstrm,
39 int zcomp_decompress(struct zcomp_strm *zstrm,
H A Dzram_drv.c1239 struct zcomp_strm *zstrm; in __zram_bvec_read() local
1275 zstrm = zcomp_stream_get(zram->comp); in __zram_bvec_read()
1285 ret = zcomp_decompress(zstrm, src, size, dst); in __zram_bvec_read()
1340 struct zcomp_strm *zstrm; in __zram_bvec_write() local
1356 zstrm = zcomp_stream_get(zram->comp); in __zram_bvec_write()
1358 ret = zcomp_compress(zstrm, src, &comp_len); in __zram_bvec_write()
1412 src = zstrm->buffer; in __zram_bvec_write()