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authorshrinivasan ganapathy <shrinivasanganapathy@gmail.com>2017-10-15 15:46:09 -0700
committerKeith Burns <alagalah@gmail.com>2017-10-19 17:42:23 +0000
commit1d35963766490eb98d7776a28a82f5e3f00e24e2 (patch)
treec9784520e2cf135d761e9c7ddca00f6d5deac072 /extras/vcl-ldpreload/src/libvcl-ldpreload/vcom.h
parent7876d39f1453fc4db68cd3c43a2d7fe062e7f832 (diff)
LD_PRELOAD poll implementation
- add poll implementation - implementation based on vppcom_poll - implementation based on vppcom_select - currently vppcom_select implementation is picked Change-Id: If6c2862ae72e9969335aca5b8085957c98287dc0 Signed-off-by: shrinivasan ganapathy <shrinivasanganapathy@gmail.com> Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
Diffstat (limited to 'extras/vcl-ldpreload/src/libvcl-ldpreload/vcom.h')
-rw-r--r--extras/vcl-ldpreload/src/libvcl-ldpreload/vcom.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/extras/vcl-ldpreload/src/libvcl-ldpreload/vcom.h b/extras/vcl-ldpreload/src/libvcl-ldpreload/vcom.h
index bedeef807ac..5871b5205b0 100644
--- a/extras/vcl-ldpreload/src/libvcl-ldpreload/vcom.h
+++ b/extras/vcl-ldpreload/src/libvcl-ldpreload/vcom.h
@@ -178,6 +178,12 @@ extern int
vcom_epoll_pwait (int __epfd, struct epoll_event *__events,
int __maxevents, int __timeout, const __sigset_t * __ss);
+/*
+ * NOTE: observed __nfds is less than 128 from kubecon strace files
+ * for the POC, it's fair to assume that nfds is less than 1024.
+ * TBD: make it thread safe and design to scale.
+ * */
+#define MAX_POLL_NFDS_DEFAULT 1024
extern int vcom_poll (struct pollfd *__fds, nfds_t __nfds, int __timeout);
#ifdef __USE_GNU