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cris: Make THREAD_SIZE available to vmlinux.lds

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Make THREAD_SIZE available to vmlinux.lds on cris by moving it to
asm/thread_info.h and including that from the linker script.

This allows init_stack to be allocated in the linker script in a subsequent
patch.

Reported-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: David Howells <dhowells@redhat.com>
Tested-by: Guenter Roeck <linux@roeck-us.net>
cc: Mikael Starvik <starvik@axis.com>
cc: Jesper Nilsson <jesper.nilsson@axis.com>
cc: linux-cris-kernel@axis.com
This commit is contained in:
David Howells
2018-01-08 10:39:35 +00:00
parent 30a7acd573
commit 7066d746d1
3 changed files with 8 additions and 7 deletions
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arch/cris/include/asm/thread_info.h
+7
View File
@@ -20,6 +20,13 @@
#endif
/* THREAD_SIZE is the size of the thread_info/kernel_stack combo.
* normally, the stack is found by doing something like p + THREAD_SIZE
* in CRIS, a page is 8192 bytes, which seems like a sane size
*/
#define THREAD_SIZE PAGE_SIZE
#define THREAD_SIZE_ORDER (0)
/*
* low level task data that entry.S needs immediate access to
* - this struct should fit entirely inside of one cache line