MIPS: Remove unused task_struct.trap_no field.
It is initialized to zero and only ever read. Remove it, and pass zero in its place. Signed-off-by: David Daney <ddaney@caviumnetworks.com> To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/1531/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>hifive-unleashed-5.1
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9bb4d9dfd8
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7281cd2297
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@ -229,7 +229,6 @@ struct thread_struct {
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unsigned long cp0_badvaddr; /* Last user fault */
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unsigned long cp0_badvaddr; /* Last user fault */
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unsigned long cp0_baduaddr; /* Last kernel fault accessing USEG */
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unsigned long cp0_baduaddr; /* Last kernel fault accessing USEG */
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unsigned long error_code;
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unsigned long error_code;
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unsigned long trap_no;
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unsigned long irix_trampoline; /* Wheee... */
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unsigned long irix_trampoline; /* Wheee... */
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unsigned long irix_oldctx;
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unsigned long irix_oldctx;
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#ifdef CONFIG_CPU_CAVIUM_OCTEON
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#ifdef CONFIG_CPU_CAVIUM_OCTEON
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@ -301,7 +300,6 @@ struct thread_struct {
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.cp0_badvaddr = 0, \
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.cp0_badvaddr = 0, \
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.cp0_baduaddr = 0, \
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.cp0_baduaddr = 0, \
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.error_code = 0, \
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.error_code = 0, \
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.trap_no = 0, \
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.irix_trampoline = 0, \
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.irix_trampoline = 0, \
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.irix_oldctx = 0, \
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.irix_oldctx = 0, \
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/* \
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/* \
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@ -126,7 +126,6 @@ void output_thread_defines(void)
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thread.cp0_baduaddr);
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thread.cp0_baduaddr);
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OFFSET(THREAD_ECODE, task_struct, \
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OFFSET(THREAD_ECODE, task_struct, \
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thread.error_code);
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thread.error_code);
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OFFSET(THREAD_TRAPNO, task_struct, thread.trap_no);
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OFFSET(THREAD_TRAMP, task_struct, \
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OFFSET(THREAD_TRAMP, task_struct, \
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thread.irix_trampoline);
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thread.irix_trampoline);
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OFFSET(THREAD_OLDCTX, task_struct, \
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OFFSET(THREAD_OLDCTX, task_struct, \
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@ -376,7 +376,7 @@ void __noreturn die(const char * str, struct pt_regs * regs)
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mips_mt_regdump(dvpret);
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mips_mt_regdump(dvpret);
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#endif /* CONFIG_MIPS_MT_SMTC */
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#endif /* CONFIG_MIPS_MT_SMTC */
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if (notify_die(DIE_OOPS, str, regs, 0, current->thread.trap_no, SIGSEGV) == NOTIFY_STOP)
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if (notify_die(DIE_OOPS, str, regs, 0, 0, SIGSEGV) == NOTIFY_STOP)
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sig = 0;
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sig = 0;
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printk("%s[#%d]:\n", str, ++die_counter);
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printk("%s[#%d]:\n", str, ++die_counter);
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