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    Subject[PATCH 4/6] x86 UV2: remove no-resources test for UV2 BAU

    This patch removes an unnecessary test for a no-destination-resources-available
    condition that looks like a destination timeout in UV1, but is separately
    distinguishable in UV2.

    Signed-off-by: Cliff Wickman <cpw@sgi.com>
    ---
    arch/x86/platform/uv/tlb_uv.c | 10 ----------
    1 file changed, 10 deletions(-)

    Index: 120113.linux-3.2.1/arch/x86/platform/uv/tlb_uv.c
    ===================================================================
    --- 120113.linux-3.2.1.orig/arch/x86/platform/uv/tlb_uv.c
    +++ 120113.linux-3.2.1/arch/x86/platform/uv/tlb_uv.c
    @@ -642,16 +642,6 @@ static int uv2_wait_completion(struct ba
    } else if (descriptor_stat == UV2H_DESC_DEST_TIMEOUT) {
    stat->s_dtimeout++;
    ttm = get_cycles();
    - /*
    - * Our retries may be blocked by all destination
    - * swack resources being consumed, and a timeout
    - * pending. In that case hardware returns the
    - * ERROR that looks like a destination timeout.
    - */
    - if (cycles_2_us(ttm - bcp->send_message) < timeout_us) {
    - bcp->conseccompletes = 0;
    - return FLUSH_RETRY_PLUGGED;
    - }
    bcp->conseccompletes = 0;
    return FLUSH_RETRY_TIMEOUT;
    } else {

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