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| author |   David S. Miller <davem@davemloft.net> | 2011-06-29 05:48:41 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-06-29 05:48:41 -0700 |
| commit | 7ab24bfdf9a9a9f87ac8e5ad9a25f80b5b947be7 (patch) | |
| tree | 897d12fb7498316d05ce2ed48722fc78b61fc4e1 /drivers/net/ppp_deflate.c | |
| parent | netfilter: Fix ip_route_me_harder triggering ip_rt_bug (diff) | |
| download | linux-dev-7ab24bfdf9a9a9f87ac8e5ad9a25f80b5b947be7.tar.xz linux-dev-7ab24bfdf9a9a9f87ac8e5ad9a25f80b5b947be7.zip | |
net+crypto: Use vmalloc for zlib inflate buffers.
They are 64K and result in order-4 allocations, even with SLUB.
Therefore, just like we always have for the deflate buffers, use
vmalloc.
Reported-by: Martin Jackson <mjackson220.list@gmail.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ppp_deflate.c')
| -rw-r--r-- | drivers/net/ppp_deflate.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/net/ppp_deflate.c b/drivers/net/ppp_deflate.c index 31e9407a0739..1dbdf82a6dfd 100644 --- a/drivers/net/ppp_deflate.c +++ b/drivers/net/ppp_deflate.c @@ -305,7 +305,7 @@ static void z_decomp_free(void *arg) if (state) { zlib_inflateEnd(&state->strm); - kfree(state->strm.workspace); + vfree(state->strm.workspace); kfree(state); } } @@ -345,8 +345,7 @@ static void *z_decomp_alloc(unsigned char *options, int opt_len) state->w_size = w_size; state->strm.next_out = NULL; - state->strm.workspace = kmalloc(zlib_inflate_workspacesize(), - GFP_KERNEL|__GFP_REPEAT); + state->strm.workspace = vmalloc(zlib_inflate_workspacesize()); if (state->strm.workspace == NULL) goto out_free; |