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author | Glauber de Oliveira Costa <gcosta@redhat.com> | 2008-01-30 13:31:13 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-01-30 13:31:13 +0100 |
commit | 80fbb69a8d1268ef48dfe21da80e68cb01922f31 (patch) | |
tree | 6cc2d5d0fdc40eb53f74e36c5557fa24f89edce0 /arch/x86/kernel/tls.c | |
parent | 5af725026fe902bf81f1b90b1b9d9ee4b9e1eb6a (diff) | |
download | linux-stable-80fbb69a8d1268ef48dfe21da80e68cb01922f31.tar.gz linux-stable-80fbb69a8d1268ef48dfe21da80e68cb01922f31.tar.bz2 linux-stable-80fbb69a8d1268ef48dfe21da80e68cb01922f31.zip |
x86: introduce fill_ldt
This patch introduces fill_ldt(), which populates a ldt descriptor
from a user_desc in once, instead of relying in the LDT_entry_a and
LDT_entry_b macros
Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/kernel/tls.c')
-rw-r--r-- | arch/x86/kernel/tls.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/arch/x86/kernel/tls.c b/arch/x86/kernel/tls.c index 67a377621b12..74d2b65a82eb 100644 --- a/arch/x86/kernel/tls.c +++ b/arch/x86/kernel/tls.c @@ -67,10 +67,9 @@ int do_set_thread_area(struct task_struct *p, int idx, if (LDT_empty(&info)) { desc[0] = 0; desc[1] = 0; - } else { - desc[0] = LDT_entry_a(&info); - desc[1] = LDT_entry_b(&info); - } + } else + fill_ldt((struct desc_struct *)desc, &info); + if (t == ¤t->thread) load_TLS(t, cpu); |