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author | 2011-11-13 04:34:31 +0000 | |
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committer | 2011-11-13 16:03:56 -0500 | |
commit | 72754080d14feef1ca0b3ae383ddfdc5d9a71b1a (patch) | |
tree | 05810c6843036c8ddf7ff5b5aae6a485b160e254 /drivers/net/ethernet/broadcom | |
parent | bnx2x: prevent race in statistics flow (diff) | |
download | linux-72754080d14feef1ca0b3ae383ddfdc5d9a71b1a.tar.gz linux-72754080d14feef1ca0b3ae383ddfdc5d9a71b1a.tar.bz2 linux-72754080d14feef1ca0b3ae383ddfdc5d9a71b1a.zip |
bnx2x: Remove on-stack napi struct variable
Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/broadcom')
-rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index e9a91a347c75..13dad9230dbc 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -79,19 +79,21 @@ static inline void bnx2x_bz_fp(struct bnx2x *bp, int index) * @to: destination FP index * * Makes sure the contents of the bp->fp[to].napi is kept - * intact. + * intact. This is done by first copying the napi struct from + * the target to the source, and then mem copying the entire + * source onto the target */ static inline void bnx2x_move_fp(struct bnx2x *bp, int from, int to) { struct bnx2x_fastpath *from_fp = &bp->fp[from]; struct bnx2x_fastpath *to_fp = &bp->fp[to]; - struct napi_struct orig_napi = to_fp->napi; + + /* Copy the NAPI object as it has been already initialized */ + from_fp->napi = to_fp->napi; + /* Move bnx2x_fastpath contents */ memcpy(to_fp, from_fp, sizeof(*to_fp)); to_fp->index = to; - - /* Restore the NAPI object as it has been already initialized */ - to_fp->napi = orig_napi; } int load_count[2][3] = { {0} }; /* per-path: 0-common, 1-port0, 2-port1 */ |