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| author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2016-06-09 01:58:22 +0200 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2016-06-10 01:11:55 +0200 |
| commit | fdf86cccfeb4c3e09e024b3a35bbce6308f36412 (patch) | |
| tree | 39094e5e7343fd72945812d571bd185496d28b09 /kern | |
| parent | eebc8c484ef35f2d1d9935f20cde002ca2db23a7 (diff) | |
| download | gnumach-fdf86cccfeb4c3e09e024b3a35bbce6308f36412.tar.gz gnumach-fdf86cccfeb4c3e09e024b3a35bbce6308f36412.tar.bz2 gnumach-fdf86cccfeb4c3e09e024b3a35bbce6308f36412.zip | |
Allow setting x86 debug flags for the current thread
* kern/thread.c (thread_get_state): Allow call for the current thread,
without suspending it.
(thread_set_status): Likewise.
Diffstat (limited to 'kern')
| -rw-r--r-- | kern/thread.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/kern/thread.c b/kern/thread.c index a8211491..7db1f3d2 100644 --- a/kern/thread.c +++ b/kern/thread.c @@ -1425,6 +1425,12 @@ kern_return_t thread_get_state( { kern_return_t ret; +#if defined(__i386__) || defined(__x86_64__) + if (flavor == i386_DEBUG_STATE && thread == current_thread()) + /* This state can be obtained directly for the curren thread. */ + return thread_getstatus(thread, flavor, old_state, old_state_count); +#endif + if (thread == THREAD_NULL || thread == current_thread()) { return KERN_INVALID_ARGUMENT; } @@ -1449,6 +1455,12 @@ kern_return_t thread_set_state( { kern_return_t ret; +#if defined(__i386__) || defined(__x86_64__) + if (flavor == i386_DEBUG_STATE && thread == current_thread()) + /* This state can be set directly for the curren thread. */ + return thread_setstatus(thread, flavor, new_state, new_state_count); +#endif + if (thread == THREAD_NULL || thread == current_thread()) { return KERN_INVALID_ARGUMENT; } |