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NFS: Don't use GFP_KERNEL in rpcsec_gss downcalls

Browse source 
Again, we can deadlock if the memory reclaim triggers a writeback that
requires a rpcsec_gss credential lookup.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2010-05-13 12:51:02 -04:00
parent 8535b2be51
commit 1f4c86c0be
8 changed files with 38 additions and 30 deletions
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6
include/linux/sunrpc/gss_api.h
View file

@ -35,7 +35,8 @@ int gss_import_sec_context(
const void* input_token,
size_t bufsize,
struct gss_api_mech *mech,
struct gss_ctx **ctx_id);
struct gss_ctx **ctx_id,
gfp_t gfp_mask);
u32 gss_get_mic(
struct gss_ctx *ctx_id,
struct xdr_buf *message,
@ -89,7 +90,8 @@ struct gss_api_ops {
int (*gss_import_sec_context)(
const void *input_token,
size_t bufsize,
struct gss_ctx *ctx_id);
struct gss_ctx *ctx_id,
gfp_t gfp_mask);
u32 (*gss_get_mic)(
struct gss_ctx *ctx_id,
struct xdr_buf *message,