From: Olaf Hering <olaf@aepfle.de>
To: xen-devel@lists.xensource.com
Cc: George Dunlap <george.dunlap@citrix.com>
Subject: [PATCH 3 of 5] Remove unneeded cast when assigning pointer value to dst
Date: Fri, 06 May 2011 20:25:34 +0200 [thread overview]
Message-ID: <1631b61acaa8e88437d0.1304706334@localhost> (raw)
In-Reply-To: <patchbomb.1304706331@localhost>
# HG changeset patch
# User Olaf Hering <olaf@aepfle.de>
# Date 1304697395 -7200
# Node ID 1631b61acaa8e88437d0f1861409ab1824de2721
# Parent 91c40bb4c01a331a41ab6a14a2b5ec7d12e86a76
Remove unneeded cast when assigning pointer value to dst.
Both arrays are uint32_t and memcpy takes a void pointer.
Signed-off-by: Olaf Hering <olaf@aepfle.de>
diff -r 91c40bb4c01a -r 1631b61acaa8 xen/common/trace.c
--- a/xen/common/trace.c Fri May 06 17:56:35 2011 +0200
+++ b/xen/common/trace.c Fri May 06 17:56:35 2011 +0200
@@ -483,7 +483,7 @@ static inline void __insert_record(struc
const void *extra_data)
{
struct t_rec *rec;
- unsigned char *dst;
+ uint32_t *dst;
unsigned int extra_word = extra / sizeof(u32);
unsigned int local_rec_size = calc_rec_size(cycles, extra);
uint32_t next;
@@ -508,13 +508,13 @@ static inline void __insert_record(struc
rec->event = event;
rec->extra_u32 = extra_word;
- dst = (unsigned char *)rec->u.nocycles.extra_u32;
+ dst = rec->u.nocycles.extra_u32;
if ( (rec->cycles_included = cycles) != 0 )
{
u64 tsc = (u64)get_cycles();
rec->u.cycles.cycles_lo = (uint32_t)tsc;
rec->u.cycles.cycles_hi = (uint32_t)(tsc >> 32);
- dst = (unsigned char *)rec->u.cycles.extra_u32;
+ dst = rec->u.cycles.extra_u32;
}
if ( extra_data && extra )
next prev parent reply other threads:[~2011-05-06 18:25 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-06 18:25 [PATCH 0 of 5] xentrace: non-contiguous allocation of per-cpu buffer Olaf Hering
2011-05-06 18:25 ` [PATCH 1 of 5] Move the global variable t_info_first_offset into calculate_tbuf_size() Olaf Hering
2011-05-06 18:25 ` [PATCH 2 of 5] Mark data_size __read_mostly because its only written once Olaf Hering
2011-05-06 18:25 ` Olaf Hering [this message]
2011-05-06 18:25 ` [PATCH 4 of 5] Update __insert_record() to copy the trace record to individual mfns Olaf Hering
2011-05-09 9:03 ` Keir Fraser
2011-05-09 9:31 ` Olaf Hering
2011-05-09 11:24 ` George Dunlap
2011-05-06 18:25 ` [PATCH 5 of 5] Allocate non-contiguous per-cpu trace buffers Olaf Hering
2011-05-08 15:07 ` [PATCH 0 of 5] xentrace: non-contiguous allocation of per-cpu buffer Olaf Hering
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