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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2018-06-12 16:38:35 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2018-06-12 16:38:35 -0700 |
| commit | 5aff29efbec020f0997e5cdbefce0ff383518986 (patch) | |
| tree | 8b7df95c23b3cd2cfa17873ff0fa999dd5ae35bd /arch/mips/kernel/process.c | |
| parent | 9bd034225300c7ddf14f4b4c28531efc7a5e1524 (diff) | |
| parent | 3ef8a2eeb6dcd1fa61ec8ae107976e655f50e412 (diff) | |
Merge branch 'ib/4.17-xen-kbdfront-runtime-config' into next
Bring in xen-kbdfront changes.
Diffstat (limited to 'arch/mips/kernel/process.c')
| -rw-r--r-- | arch/mips/kernel/process.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c index b9e9bf628849..3775a8d694fb 100644 --- a/arch/mips/kernel/process.c +++ b/arch/mips/kernel/process.c @@ -721,6 +721,10 @@ int mips_set_process_fp_mode(struct task_struct *task, unsigned int value) if (value & ~known_bits) return -EOPNOTSUPP; + /* Setting FRE without FR is not supported. */ + if ((value & (PR_FP_MODE_FR | PR_FP_MODE_FRE)) == PR_FP_MODE_FRE) + return -EOPNOTSUPP; + /* Avoid inadvertently triggering emulation */ if ((value & PR_FP_MODE_FR) && raw_cpu_has_fpu && !(raw_current_cpu_data.fpu_id & MIPS_FPIR_F64)) |