arm: add a comment that __ARM_NR_cmpxchg was removed in 4.4

* linux/arm/syscallent.h: Add a comment about __ARM_NR_cmpxchg.

diff --git a/linux/arm/syscallent.h b/linux/arm/syscallent.h
index 298e6a49729e5d59dad163d1bdd11bd04ec99fdd..48304acd626617d4c7ed0bfee5122680385d5755 100644 (file)
--- a/linux/arm/syscallent.h
+++ b/linux/arm/syscallent.h
@@ -440,6 +440,7 @@
  * __ARM_NR_cmpxchg (0x000ffff0).
  * Remapped by shuffle_scno() to be directly after ordinary syscalls
  * in this table.
+ * Removed in v4.4-rc1~163^2^3~13.
  */
 [ARM_FIRST_SHUFFLED_SYSCALL    ] = { 5,        0,      SEN(printargs), "cmpxchg"               },