From: Michal Schmidt Date: Tue, 25 Feb 2014 15:04:26 +0000 (+0100) Subject: bnx2x: save RAM in kdump kernel by disabling TPA X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=94d9de3cf7b7902253e65d7aef30f2db051c1ac6;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git bnx2x: save RAM in kdump kernel by disabling TPA When running in a kdump kernel, disable TPA. This saves memory, which tends to be scarce in kdump. TPA, being a receive acceleration, is unlikely to be useful for kdump, whose purpose is to send the memory image out. This saves additional 5 MB in the kdump environment. Signed-off-by: Michal Schmidt Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 230dea623895..5e74599b05c7 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -11804,6 +11804,8 @@ static int bnx2x_init_bp(struct bnx2x *bp) bp->disable_tpa = disable_tpa; bp->disable_tpa |= IS_MF_STORAGE_SD(bp) || IS_MF_FCOE_AFEX(bp); + /* Reduce memory usage in kdump environment by disabling TPA */ + bp->disable_tpa |= reset_devices; /* Set TPA flags */ if (bp->disable_tpa) {