наб
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2f665f2437
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networkctl: use uint64_t for link speed throughout
format-table used size_t/uint64_t interchangeably for TABLE_BPS,
and ethtool-util used SIZE_MAX to indicate SPEED_UNKNOWN,
which worked only on ABIs with 64-bit pointers.
For example, the tg3 driver returns SPEED_UNKNOWN with no link (cf.
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/net/ethernet/broadcom/tg3.c?id=3eb2efbea193789397c36f52b17d8692ac79bf68#n12190)
which on x32 (and other 32-bit ABIs, presumably) caused
"networkctl status" to mark it with "Speed: 4Gbps":
nabijaczleweli@szarotka:~$ networkctl --version
systemd 245 (245.5-2)
nabijaczleweli@szarotka:~$ file $(which networkctl)
/bin/networkctl: ELF 32-bit LSB shared object, x86-64, version 1 (SYSV),
dynamically linked, interpreter /libx32/ld-linux-x32.so.2,
BuildID[sha1]=36d684cb1fc8fb5060050d32b969e5aa172fa607, for GNU/Linux
3.4.0, stripped
nabijaczleweli@szarotka:~$ networkctl status onboard1
● 4: onboard1
Driver: tg3
Model: NetXtreme BCM5755 Gigabit Ethernet PCI Express
Speed: 4Gbps
Whereas on 64-bit-pointer ABIs (here: amd64):
nabijaczleweli@szarotka:~$ networkctl --version
systemd 245 (245.5-2)
nabijaczleweli@szarotka:~$ file $(which networkctl)
/bin/networkctl: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV),
dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2,
BuildID[sha1]=7a3e406e54968d7774ad467fc3f6a9d35ff7aea2, for GNU/Linux
3.2.0, stripped
nabijaczleweli@szarotka:~$ networkctl status onboard1
● 4: onboard1
Driver: tg3
Model: NetXtreme BCM5755 Gigabit Ethernet PCI Express
Speed: n/a
With this patch, networkctl returns, for x32:
nabijaczleweli@szarotka:~$ networkctl --version
systemd 245 (245.5-2.1~networkctl-4g-v2)
nabijaczleweli@szarotka:~$ file $(which networkctl)
/bin/networkctl: ELF 32-bit LSB shared object, x86-64, version 1 (SYSV),
dynamically linked, interpreter /libx32/ld-linux-x32.so.2,
BuildID[sha1]=36d684cb1fc8fb5060050d32b969e5aa172fa607, for GNU/Linux
3.4.0, stripped
nabijaczleweli@szarotka:~$ networkctl status onboard1
● 4: onboard1
Driver: tg3
Model: NetXtreme BCM5755 Gigabit Ethernet PCI Express
Speed: n/a
And for amd64:
nabijaczleweli@szarotka:~$ file $(which networkctl)
/bin/networkctl: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV),
dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2,
BuildID[sha1]=7a3e406e54968d7774ad467fc3f6a9d35ff7aea2, for GNU/Linux
3.2.0, stripped
nabijaczleweli@szarotka:~$ networkctl status onboard1
● 4: onboard1
Driver: tg3
Model: NetXtreme BCM5755 Gigabit Ethernet PCI Express
Speed: n/a
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2020-05-09 08:49:31 +02:00 |