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| author | Olof Johansson <olof@lixom.net> | 2019-07-02 15:13:20 -0700 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2019-07-02 15:13:20 -0700 |
| commit | 2659dc8d225c956b91d8a8e4ef05d91b2e985c02 (patch) | |
| tree | 5cb6e035b6f154668f4f144b66ccc825a0c73df5 /kernel/cpu.c | |
| parent | 521a503f5247de9a5cbc381f15c466a6c6f2793c (diff) | |
| parent | 4f2fe646770774d02d52a514849c181c9e0970f6 (diff) | |
Merge tag 'davinci-fixes-for-v5.2-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci into arm/fixes
This set of patches fixes regressions introduced in v5.2 kernel when DA8xx
OHCI driver was converted over to use GPIO regulators.
* tag 'davinci-fixes-for-v5.2-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci:
ARM: davinci: da830-evm: fix GPIO lookup for OHCI
ARM: davinci: omapl138-hawk: add missing regulator constraints for OHCI
ARM: davinci: da830-evm: add missing regulator constraints for OHCI
+ Linux 5.2-rc7
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'kernel/cpu.c')
| -rw-r--r-- | kernel/cpu.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/cpu.c b/kernel/cpu.c index 077fde6fb953..ef1c565edc5d 100644 --- a/kernel/cpu.c +++ b/kernel/cpu.c @@ -1964,6 +1964,9 @@ static ssize_t write_cpuhp_fail(struct device *dev, if (ret) return ret; + if (fail < CPUHP_OFFLINE || fail > CPUHP_ONLINE) + return -EINVAL; + /* * Cannot fail STARTING/DYING callbacks. */ @@ -2339,6 +2342,9 @@ static int __init mitigations_parse_cmdline(char *arg) cpu_mitigations = CPU_MITIGATIONS_AUTO; else if (!strcmp(arg, "auto,nosmt")) cpu_mitigations = CPU_MITIGATIONS_AUTO_NOSMT; + else + pr_crit("Unsupported mitigations=%s, system may still be vulnerable\n", + arg); return 0; } |