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| author | Jakub Kicinski <kuba@kernel.org> | 2021-08-13 15:41:22 +0200 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-08-13 15:41:22 +0200 |
| commit | f4083a752a3b7dc2076432129c8469d02c25318e (patch) | |
| tree | 6518d6c858a630508466906e30683d60bbef9748 /net/core | |
| parent | dt-bindings: net: qcom,ipa: make imem interconnect optional (diff) | |
| parent | Merge tag 'net-5.14-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/net... (diff) | |
| download | linux-f4083a752a3b7dc2076432129c8469d02c25318e.tar.xz linux-f4083a752a3b7dc2076432129c8469d02c25318e.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Conflicts:
drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h
9e26680733d5 ("bnxt_en: Update firmware call to retrieve TX PTP timestamp")
9e518f25802c ("bnxt_en: 1PPS functions to configure TSIO pins")
099fdeda659d ("bnxt_en: Event handler for PPS events")
kernel/bpf/helpers.c
include/linux/bpf-cgroup.h
a2baf4e8bb0f ("bpf: Fix potentially incorrect results with bpf_get_local_storage()")
c7603cfa04e7 ("bpf: Add ambient BPF runtime context stored in current")
drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
5957cc557dc5 ("net/mlx5: Set all field of mlx5_irq before inserting it to the xarray")
2d0b41a37679 ("net/mlx5: Refcount mlx5_irq with integer")
MAINTAINERS
7b637cd52f02 ("MAINTAINERS: fix Microchip CAN BUS Analyzer Tool entry typo")
7d901a1e878a ("net: phy: add Maxlinear GPY115/21x/24x driver")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/link_watch.c | 5 | ||||
| -rw-r--r-- | net/core/page_pool.c | 10 |
2 files changed, 12 insertions, 3 deletions
diff --git a/net/core/link_watch.c b/net/core/link_watch.c index 75431ca9300f..1a455847da54 100644 --- a/net/core/link_watch.c +++ b/net/core/link_watch.c @@ -158,7 +158,7 @@ static void linkwatch_do_dev(struct net_device *dev) clear_bit(__LINK_STATE_LINKWATCH_PENDING, &dev->state); rfc2863_policy(dev); - if (dev->flags & IFF_UP && netif_device_present(dev)) { + if (dev->flags & IFF_UP) { if (netif_carrier_ok(dev)) dev_activate(dev); else @@ -204,7 +204,8 @@ static void __linkwatch_run_queue(int urgent_only) dev = list_first_entry(&wrk, struct net_device, link_watch_list); list_del_init(&dev->link_watch_list); - if (urgent_only && !linkwatch_urgent_event(dev)) { + if (!netif_device_present(dev) || + (urgent_only && !linkwatch_urgent_event(dev))) { list_add_tail(&dev->link_watch_list, &lweventlist); continue; } diff --git a/net/core/page_pool.c b/net/core/page_pool.c index ac116041b35f..e1409056965a 100644 --- a/net/core/page_pool.c +++ b/net/core/page_pool.c @@ -739,7 +739,15 @@ bool page_pool_return_skb_page(struct page *page) struct page_pool *pp; page = compound_head(page); - if (unlikely(page->pp_magic != PP_SIGNATURE)) + + /* page->pp_magic is OR'ed with PP_SIGNATURE after the allocation + * in order to preserve any existing bits, such as bit 0 for the + * head page of compound page and bit 1 for pfmemalloc page, so + * mask those bits for freeing side when doing below checking, + * and page_is_pfmemalloc() is checked in __page_pool_put_page() + * to avoid recycling the pfmemalloc page. + */ + if (unlikely((page->pp_magic & ~0x3UL) != PP_SIGNATURE)) return false; pp = page->pp; |