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| author | dchagin <dchagin@FreeBSD.org> | 2016-01-09 17:07:17 +0000 |
|---|---|---|
| committer | dchagin <dchagin@FreeBSD.org> | 2016-01-09 17:07:17 +0000 |
| commit | cb583c148b9a4bd2f656af0521ae9386dfdfcebf (patch) | |
| tree | c27e6ee064b0e3127ba5cbce4edd74e0b8b6bf82 /sys/compat/linux/linux_futex.c | |
| parent | a72b15cf79b4aeaaf7b46ed0e689a5170d7c0538 (diff) | |
| download | FreeBSD-src-cb583c148b9a4bd2f656af0521ae9386dfdfcebf.zip FreeBSD-src-cb583c148b9a4bd2f656af0521ae9386dfdfcebf.tar.gz | |
MFC r283460:
Print out unsupported futex operation message only once for the process.
Diffstat (limited to 'sys/compat/linux/linux_futex.c')
| -rw-r--r-- | sys/compat/linux/linux_futex.c | 68 |
1 files changed, 45 insertions, 23 deletions
diff --git a/sys/compat/linux/linux_futex.c b/sys/compat/linux/linux_futex.c index 51851d2..8e6ebad 100644 --- a/sys/compat/linux/linux_futex.c +++ b/sys/compat/linux/linux_futex.c @@ -937,29 +937,43 @@ linux_sys_futex(struct thread *td, struct linux_sys_futex_args *args) case LINUX_FUTEX_LOCK_PI: /* not yet implemented */ - linux_msg(td, - "linux_sys_futex: " - "op LINUX_FUTEX_LOCK_PI not implemented\n"); - LIN_SDT_PROBE0(futex, linux_sys_futex, unimplemented_lock_pi); + pem = pem_find(td->td_proc); + if ((pem->flags & LINUX_XUNSUP_FUTEXPIOP) == 0) { + linux_msg(td, + "linux_sys_futex: " + "unsupported futex_pi op\n"); + pem->flags |= LINUX_XUNSUP_FUTEXPIOP; + LIN_SDT_PROBE0(futex, linux_sys_futex, + unimplemented_lock_pi); + } LIN_SDT_PROBE1(futex, linux_sys_futex, return, ENOSYS); return (ENOSYS); case LINUX_FUTEX_UNLOCK_PI: /* not yet implemented */ - linux_msg(td, - "linux_sys_futex: " - "op LINUX_FUTEX_UNLOCK_PI not implemented\n"); - LIN_SDT_PROBE0(futex, linux_sys_futex, unimplemented_unlock_pi); + pem = pem_find(td->td_proc); + if ((pem->flags & LINUX_XUNSUP_FUTEXPIOP) == 0) { + linux_msg(td, + "linux_sys_futex: " + "unsupported futex_pi op\n"); + pem->flags |= LINUX_XUNSUP_FUTEXPIOP; + LIN_SDT_PROBE0(futex, linux_sys_futex, + unimplemented_unlock_pi); + } LIN_SDT_PROBE1(futex, linux_sys_futex, return, ENOSYS); return (ENOSYS); case LINUX_FUTEX_TRYLOCK_PI: /* not yet implemented */ - linux_msg(td, - "linux_sys_futex: " - "op LINUX_FUTEX_TRYLOCK_PI not implemented\n"); - LIN_SDT_PROBE0(futex, linux_sys_futex, - unimplemented_trylock_pi); + pem = pem_find(td->td_proc); + if ((pem->flags & LINUX_XUNSUP_FUTEXPIOP) == 0) { + linux_msg(td, + "linux_sys_futex: " + "unsupported futex_pi op\n"); + pem->flags |= LINUX_XUNSUP_FUTEXPIOP; + LIN_SDT_PROBE0(futex, linux_sys_futex, + unimplemented_trylock_pi); + } LIN_SDT_PROBE1(futex, linux_sys_futex, return, ENOSYS); return (ENOSYS); @@ -986,21 +1000,29 @@ linux_sys_futex(struct thread *td, struct linux_sys_futex_args *args) case LINUX_FUTEX_WAIT_REQUEUE_PI: /* not yet implemented */ - linux_msg(td, - "linux_sys_futex: " - "op FUTEX_WAIT_REQUEUE_PI not implemented\n"); - LIN_SDT_PROBE0(futex, linux_sys_futex, - unimplemented_wait_requeue_pi); + pem = pem_find(td->td_proc); + if ((pem->flags & LINUX_XUNSUP_FUTEXPIOP) == 0) { + linux_msg(td, + "linux_sys_futex: " + "unsupported futex_pi op\n"); + pem->flags |= LINUX_XUNSUP_FUTEXPIOP; + LIN_SDT_PROBE0(futex, linux_sys_futex, + unimplemented_wait_requeue_pi); + } LIN_SDT_PROBE1(futex, linux_sys_futex, return, ENOSYS); return (ENOSYS); case LINUX_FUTEX_CMP_REQUEUE_PI: /* not yet implemented */ - linux_msg(td, - "linux_sys_futex: " - "op LINUX_FUTEX_CMP_REQUEUE_PI not implemented\n"); - LIN_SDT_PROBE0(futex, linux_sys_futex, - unimplemented_cmp_requeue_pi); + pem = pem_find(td->td_proc); + if ((pem->flags & LINUX_XUNSUP_FUTEXPIOP) == 0) { + linux_msg(td, + "linux_sys_futex: " + "unsupported futex_pi op\n"); + pem->flags |= LINUX_XUNSUP_FUTEXPIOP; + LIN_SDT_PROBE0(futex, linux_sys_futex, + unimplemented_cmp_requeue_pi); + } LIN_SDT_PROBE1(futex, linux_sys_futex, return, ENOSYS); return (ENOSYS); |
